verb · 18 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
rhymes with -ænd
/ɪkˈspænd/
/ɛkˈspænd/
Southern-England:Recorded audio is listed in the source snapshot.
CMU ARPABET:IH0 K S P AE1 N D
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
verb
Meaning 1
To change (something) from a smaller form or size to a larger one; to spread out or lay open.
Definition source: English Wiktionary via Wiktextract
Usage: transitive
Examples
You can expand this compact umbrella to cover a large table.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
verb
Meaning 2
To increase the extent, number, volume or scope of (something).
Definition source: English Wiktionary via Wiktextract
Usage: transitive
Examples
A flower expands its leaves.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
verb
Meaning 3
To express (something) at length and/or in detail.
Definition source: English Wiktionary via Wiktextract
Usage: transitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
verb
Meaning 4
To rewrite (an expression) as a longer, yet equivalent, sum of terms.
Definition source: English Wiktionary via Wiktextract
Usage: transitive
Topics: algebra, mathematics, sciences
Examples
Use the binomial theorem to expand #123;(x#43;1)#125;4.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
verb
Meaning 5
To become, by rewriting, a longer, yet equivalent, sum of terms.
Definition source: English Wiktionary via Wiktextract
Usage: intransitive
Topics: algebra, mathematics, sciences
Examples
The expression #123;(x#43;1)#125;4 expands to x4#43;4x3#43;6x2#43;4x#43;1.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
6
verb
Meaning 6
To multiply both the numerator and the denominator of a fraction by the same (non-zero) number (which yields a fraction of equal value).
Definition source: English Wiktionary via Wiktextract
Usage: transitive
Topics: arithmetic
Examples
Expanding 4#47;7 by 3 gives 12#47;21.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
7
verb
Meaning 7
To change or grow from smaller to larger in form, number, or size.
Definition source: English Wiktionary via Wiktextract
Usage: intransitive
Examples
Many materials expand when heated.
This compact umbrella expands to cover a large table.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
8
verb
Meaning 8
To increase in extent, number, volume or scope.
Definition source: English Wiktionary via Wiktextract
Usage: intransitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
9
verb
Meaning 9
To speak or write at length or in detail.
Definition source: English Wiktionary via Wiktextract
Usage: intransitive
Examples
He expanded on his plans for the business.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
10
verb
Meaning 10
To feel generous or optimistic.
Definition source: English Wiktionary via Wiktextract
Usage: intransitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
11
verb
Meaning 11
In a hierarchical list (such as a directory tree or table of contents), to show the subentries of (an entry).
Definition source: English Wiktionary via Wiktextract
Recorded in Middle English since 1422 (as expanden, expaunden), from Anglo-Norman espaundre, from Latin expandō (“to spread out”), itself from ex- (“out, outwards”) + pandō (“to spread”). Doublet of spawn.
Across languages
Translations
229 source translations are retained for this English entry.
Bulgarian:
разширя́вам се
(razširjávam se)
— (transitive) to change from a smaller form/size to a larger one
Dutch:
vergroten
— (transitive) to change from a smaller form/size to a larger one
Dutch:
uitbreiden
— (transitive) to change from a smaller form/size to a larger one
Dutch:
openzetten
— (transitive) to change from a smaller form/size to a larger one
Dutch:
opentrekken
— (transitive) to change from a smaller form/size to a larger one
Esperanto:
pligrandigi
— (transitive) to change from a smaller form/size to a larger one
Finnish:
laajentaa
— (transitive) to change from a smaller form/size to a larger one
Finnish:
levittää
— (transitive) to change from a smaller form/size to a larger one
French:
agrandir
— (transitive) to change from a smaller form/size to a larger one
German:
expandieren
— (transitive) to change from a smaller form/size to a larger one
German:
vergrößern
— (transitive) to change from a smaller form/size to a larger one
Greek:
επεκτείνω
(epekteíno)
— (transitive) to change from a smaller form/size to a larger one
Hebrew:
הרחיב
(hirkhív)
— (transitive) to change from a smaller form/size to a larger one
Hebrew:
מתח
(matákh)
— (transitive) to change from a smaller form/size to a larger one
Hebrew:
הגדיל
(higdíl)
— (transitive) to change from a smaller form/size to a larger one
Hungarian:
bővít
— (transitive) to change from a smaller form/size to a larger one
Hungarian:
kibővít
— (transitive) to change from a smaller form/size to a larger one
Hungarian:
szélesít
— (transitive) to change from a smaller form/size to a larger one
Hungarian:
kiszélesít
— (transitive) to change from a smaller form/size to a larger one
Hungarian:
kiterjeszt
— (transitive) to change from a smaller form/size to a larger one
Hungarian:
tágít
— (transitive) to change from a smaller form/size to a larger one
Hungarian:
kitágít
— (transitive) to change from a smaller form/size to a larger one
Hungarian:
növel
— (transitive) to change from a smaller form/size to a larger one
Hungarian:
megnövel
— (transitive) to change from a smaller form/size to a larger one
Ingrian:
avaroittaa
— (transitive) to change from a smaller form/size to a larger one
Irish:
leathnaigh
— (transitive) to change from a smaller form/size to a larger one
Italian:
estendere
— (transitive) to change from a smaller form/size to a larger one
Italian:
espandere
— (transitive) to change from a smaller form/size to a larger one
Japanese:
広げる
(hirogeru)
— (transitive) to change from a smaller form/size to a larger one
Japanese:
拡大する
(kakudai suru)
— (transitive) to change from a smaller form/size to a larger one
Korean:
펴다
(pyeoda)
— (transitive) to change from a smaller form/size to a larger one
Korean:
피다
(pida)
— (transitive) to change from a smaller form/size to a larger one
Latin:
expandō
— (transitive) to change from a smaller form/size to a larger one
Malayalam:
വികസിപ്പിക്കുക
(vikasippikkuka)
— (transitive) to change from a smaller form/size to a larger one
Māori:
tīwhaki
— (transitive) to change from a smaller form/size to a larger one
Māori:
tīwhera
— (transitive) to change from a smaller form/size to a larger one
Māori:
whakamakoha
— (transitive) to change from a smaller form/size to a larger one
Māori:
whakaroha
— (transitive) to change from a smaller form/size to a larger one
Norwegian:
utvide
— (transitive) to change from a smaller form/size to a larger one
Norwegian:
ekspandere
— (transitive) to change from a smaller form/size to a larger one
Polish:
zwiększać
— (transitive) to change from a smaller form/size to a larger one
Polish:
zwiększyć
— (transitive) to change from a smaller form/size to a larger one
Romanian:
mări
— (transitive) to change from a smaller form/size to a larger one
Romanian:
expanda
— (transitive) to change from a smaller form/size to a larger one
Romanian:
crește
— (transitive) to change from a smaller form/size to a larger one
Russian:
растя́гивать
(rastjágivatʹ)
— (transitive) to change from a smaller form/size to a larger one
Russian:
расширя́ть
(rasširjátʹ)
— (transitive) to change from a smaller form/size to a larger one
Spanish:
ampliar
— (transitive) to change from a smaller form/size to a larger one
Swedish:
utbreda
— (transitive) to change from a smaller form/size to a larger one
Swedish:
utveckla
— (transitive) to change from a smaller form/size to a larger one
Swedish:
öppna
— (transitive) to change from a smaller form/size to a larger one
Tagalog:
palakihin
— (transitive) to change from a smaller form/size to a larger one
Thai:
ขยาย
(kàyǎai)
— (transitive) to change from a smaller form/size to a larger one
Ukrainian:
розтяга́ти
(roztjaháty)
— (transitive) to change from a smaller form/size to a larger one
Ukrainian:
розши́рювати
(rozšýrjuvaty)
— (transitive) to change from a smaller form/size to a larger one
Ukrainian:
збі́льшувати
(zbílʹšuvaty)
— (transitive) to change from a smaller form/size to a larger one
Yiddish:
אויסברייטערן
(oysbreytern)
— (transitive) to change from a smaller form/size to a larger one
Arabic:
وَسَّعَ
(wassaʕa)
— (transitive) to increase the extent, number, volume or scope of
Bulgarian:
разширявам
(razširjavam)
— (transitive) to increase the extent, number, volume or scope of
Danish:
ekspandere
— (transitive) to increase the extent, number, volume or scope of
Dutch:
uitbreiden
— (transitive) to increase the extent, number, volume or scope of
Dutch:
vergroten
— (transitive) to increase the extent, number, volume or scope of
Dutch:
vermeerderen
— (transitive) to increase the extent, number, volume or scope of
Finnish:
laajentaa
— (transitive) to increase the extent, number, volume or scope of
German:
vergrößern
— (transitive) to increase the extent, number, volume or scope of
Hebrew:
הרחיב
(hirkhív)
— (transitive) to increase the extent, number, volume or scope of
Hungarian:
kibont
— (transitive) to increase the extent, number, volume or scope of
Hungarian:
kiterít
— (transitive) to increase the extent, number, volume or scope of
Hungarian:
széttár
— (transitive) to increase the extent, number, volume or scope of
Irish:
leathnaigh
— (transitive) to increase the extent, number, volume or scope of
Italian:
espandere
— (transitive) to increase the extent, number, volume or scope of
Japanese:
広げる
(hirogeru)
— (transitive) to increase the extent, number, volume or scope of
Japanese:
拡大する
(kakudai suru)
— (transitive) to increase the extent, number, volume or scope of
Korean:
펴다
(pyeoda)
— (transitive) to increase the extent, number, volume or scope of
Korean:
피다
(pida)
— (transitive) to increase the extent, number, volume or scope of
Lü:
ᦶᦖᧈᦦᦱᧂᧉ
(ṁae1k̇waang2)
— (transitive) to increase the extent, number, volume or scope of
Malayalam:
വികസിപ്പിക്കുക
(vikasippikkuka)
— (transitive) to increase the extent, number, volume or scope of
Māori:
whakaroha
— (transitive) to increase the extent, number, volume or scope of
Norwegian:
utvide
— (transitive) to increase the extent, number, volume or scope of
Norwegian:
ekspandere
— (transitive) to increase the extent, number, volume or scope of
Romanian:
mări
— (transitive) to increase the extent, number, volume or scope of
Russian:
увели́чивать
(uvelíčivatʹ)
— (transitive) to increase the extent, number, volume or scope of
Swedish:
expandera
— (transitive) to increase the extent, number, volume or scope of
Swedish:
vidga
— (transitive) to increase the extent, number, volume or scope of
Swedish:
utvidga
— (transitive) to increase the extent, number, volume or scope of
Tagalog:
palakihin
— (transitive) to increase the extent, number, volume or scope of
Ukrainian:
збі́льшувати
(zbílʹšuvaty)
— (transitive) to increase the extent, number, volume or scope of
Yiddish:
אויסברייטערן
(oysbreytern)
— (transitive) to increase the extent, number, volume or scope of
Arabic:
فَصَّلَ
(faṣṣala)
— (transitive) to express at length or in detail
Bulgarian:
излагам подробно
(izlagam podrobno)
— (transitive) to express at length or in detail
Dutch:
elaboreren
— (transitive) to express at length or in detail
Dutch:
uitwerken
— (transitive) to express at length or in detail
Finnish:
täsmentää
— (transitive) to express at length or in detail
Finnish:
tarkentaa
— (transitive) to express at length or in detail
Finnish:
selventää
— (transitive) to express at length or in detail
Hebrew:
פירט
(perét)
— (transitive) to express at length or in detail
Hungarian:
kifejt
— (transitive) to express at length or in detail
Hungarian:
bővebben elmond
— (transitive) to express at length or in detail
Italian:
dettagliare
— (transitive) to express at length or in detail
Italian:
dilungare
— (transitive) to express at length or in detail
Japanese:
広げる
(hirogeru)
— (transitive) to express at length or in detail
Japanese:
拡大する
(kakudai suru)
— (transitive) to express at length or in detail
Japanese:
展開する
(tenkai suru)
— (transitive) to express at length or in detail
Japanese:
敷衍する
(fuen suru)
— (transitive) to express at length or in detail
Korean:
펴다
(pyeoda)
— (transitive) to express at length or in detail
Norwegian:
utdype
— (transitive) to express at length or in detail
Norwegian:
greie ut
— (transitive) to express at length or in detail
Russian:
излага́ть де́ло в подро́бностях
(izlagátʹ délo v podróbnostjax)
— (transitive) to express at length or in detail
Russian:
раскрыва́ть суть де́ла
(raskryvátʹ sutʹ déla)
— (transitive) to express at length or in detail
Spanish:
expandir
— (transitive) to express at length or in detail
Spanish:
profundizar
— (transitive) to express at length or in detail
Spanish:
explayar
— (transitive) to express at length or in detail
Swedish:
utveckla
— (transitive) to express at length or in detail
Tagalog:
palawakin
— (transitive) to express at length or in detail
Bulgarian:
разкривам скоби
(razkrivam skobi)
— (transitive, algebra) to rewrite as an equivalent sum of terms
Chinese Mandarin:
展開 /展开
(zhǎnkāi)
— (transitive, algebra) to rewrite as an equivalent sum of terms
Dutch:
ontwikkelen
— (transitive, algebra) to rewrite as an equivalent sum of terms
Finnish:
kertoa auki
— (transitive, algebra) to rewrite as an equivalent sum of terms
French:
développer
— (transitive, algebra) to rewrite as an equivalent sum of terms
Hebrew:
פיתח
(pitéakh)
— (transitive, algebra) to rewrite as an equivalent sum of terms
Hungarian:
kibont
— (transitive, algebra) to rewrite as an equivalent sum of terms
Hungarian:
kiír
— (transitive, algebra) to rewrite as an equivalent sum of terms
Hungarian:
kifejt
— (transitive, algebra) to rewrite as an equivalent sum of terms
Italian:
sviluppare
— (transitive, algebra) to rewrite as an equivalent sum of terms
Vietnamese:
khai triển
— (transitive, algebra) to rewrite as an equivalent sum of terms
Italian:
sviluppare
— (intransitive, algebra) to become an equivalent sum of terms
Finnish:
laventaa
— (transitive, arithmetic) to multiply the numerator and denominator of a fraction by the same number
Hungarian:
bővít
— (transitive, arithmetic) to multiply the numerator and denominator of a fraction by the same number
Italian:
moltiplicare
— (transitive, arithmetic) to multiply the numerator and denominator of a fraction by the same number
Bulgarian:
увеличавам се
(uveličavam se)
— (intransitive) to change from a smaller form/size to a larger one
Bulgarian:
разширявам се
(razširjavam se)
— (intransitive) to change from a smaller form/size to a larger one
Bulgarian:
разтварям се
(raztvarjam se)
— (intransitive) to change from a smaller form/size to a larger one
Dutch:
uitdijen
— (intransitive) to change from a smaller form/size to a larger one
Dutch:
uitzetten
— (intransitive) to change from a smaller form/size to a larger one
Dutch:
uitplooien
— (intransitive) to change from a smaller form/size to a larger one
Esperanto:
pligrandiĝi
— (intransitive) to change from a smaller form/size to a larger one
Finnish:
laajentua
— (intransitive) to change from a smaller form/size to a larger one
Finnish:
laajeta
— (intransitive) to change from a smaller form/size to a larger one
Hungarian:
kitágul
— (intransitive) to change from a smaller form/size to a larger one
Hungarian:
tágul
— (intransitive) to change from a smaller form/size to a larger one
Hungarian:
szétterül
— (intransitive) to change from a smaller form/size to a larger one
Irish:
leathnaigh
— (intransitive) to change from a smaller form/size to a larger one
Italian:
estendersi
— (intransitive) to change from a smaller form/size to a larger one
Italian:
espandersi
— (intransitive) to change from a smaller form/size to a larger one
Japanese:
広がる
(hirogaru)
— (intransitive) to change from a smaller form/size to a larger one
Japanese:
拡大する
(kakudai suru)
— (intransitive) to change from a smaller form/size to a larger one
Korean:
펴이다
(pyeoida)
— (intransitive) to change from a smaller form/size to a larger one
Korean:
피다
(pida)
— (intransitive) to change from a smaller form/size to a larger one
Latin:
expando
— (intransitive) to change from a smaller form/size to a larger one
Malayalam:
വികസിക്കുക
(vikasikkuka)
— (intransitive) to change from a smaller form/size to a larger one
Māori:
tautorotoro
— (intransitive) to change from a smaller form/size to a larger one
Māori:
whakaroha
— (intransitive) to change from a smaller form/size to a larger one
Norwegian:
vokse
— (intransitive) to change from a smaller form/size to a larger one
Norwegian:
bli større
— (intransitive) to change from a smaller form/size to a larger one
Romanian:
crește
— (intransitive) to change from a smaller form/size to a larger one
Russian:
растя́гиваться
(rastjágivatʹsja)
— (intransitive) to change from a smaller form/size to a larger one
Russian:
расширя́ться
(rasširjátʹsja)
— (intransitive) to change from a smaller form/size to a larger one
Swedish:
utbreda sig
— (intransitive) to change from a smaller form/size to a larger one
Swedish:
utbredas
— (intransitive) to change from a smaller form/size to a larger one
Swedish:
utveckla sig
— (intransitive) to change from a smaller form/size to a larger one
Swedish:
utvecklas
— (intransitive) to change from a smaller form/size to a larger one
Swedish:
växa
— (intransitive) to change from a smaller form/size to a larger one
Swedish:
öppna sig
— (intransitive) to change from a smaller form/size to a larger one
Swedish:
öppnas
— (intransitive) to change from a smaller form/size to a larger one
Tagalog:
lumaki
— (intransitive) to change from a smaller form/size to a larger one
Ottoman Turkish:
ایریلشمك
(irileşmek)
— (intransitive) to change from a smaller form/size to a larger one
Ottoman Turkish:
بالابانلانمق
(balabanlanmak)
— (intransitive) to change from a smaller form/size to a larger one
Ukrainian:
розтяга́тися
(roztjahátysja)
— (intransitive) to change from a smaller form/size to a larger one
Ukrainian:
розши́рюватися
(rozšýrjuvatysja)
— (intransitive) to change from a smaller form/size to a larger one
Ukrainian:
збі́льшуватися
(zbílʹšuvatysja)
— (intransitive) to change from a smaller form/size to a larger one
Yiddish:
אויסברייטערן זיך
(oysbreytern zikh)
— (intransitive) to change from a smaller form/size to a larger one
Arabic:
تَوَسَّعَ
(tawassaʕa)
— (intransitive) to increase in extent, number, volume or scope
Bulgarian:
увеличавам се
(uveličavam se)
— (intransitive) to increase in extent, number, volume or scope
Bulgarian:
разраствам се
(razrastvam se)
— (intransitive) to increase in extent, number, volume or scope
Bulgarian:
засилвам се
(zasilvam se)
— (intransitive) to increase in extent, number, volume or scope
Dutch:
uitdijen
— (intransitive) to increase in extent, number, volume or scope
Dutch:
zich uitbreiden
— (intransitive) to increase in extent, number, volume or scope
Dutch:
toenemen
— (intransitive) to increase in extent, number, volume or scope
Finnish:
laajentua
— (intransitive) to increase in extent, number, volume or scope
Finnish:
laajeta
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
bővül
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
kibővül
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
tágul
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
kitágul
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
szélesedik
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
kiszélesedik
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
kiterjed
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
dagad
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
nagyobbodik
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
megnagyobbodik
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
terjeszkedik
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
kinyílik
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
széttárul
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
kibomlik
— (intransitive) to increase in extent, number, volume or scope
Hungarian:
felduzzad
— (intransitive) to increase in extent, number, volume or scope
Irish:
leathnaigh
— (intransitive) to increase in extent, number, volume or scope
Italian:
espandersi
— (intransitive) to increase in extent, number, volume or scope
Korean:
펴이다
(pyeoida)
— (intransitive) to increase in extent, number, volume or scope
Korean:
피다
(pida)
— (intransitive) to increase in extent, number, volume or scope
Malayalam:
വികസിക്കുക
(vikasikkuka)
— (intransitive) to increase in extent, number, volume or scope
Norwegian:
vokse
— (intransitive) to increase in extent, number, volume or scope
Norwegian:
ekspandere
— (intransitive) to increase in extent, number, volume or scope
Russian:
увели́чиваться
(uvelíčivatʹsja)
— (intransitive) to increase in extent, number, volume or scope
Swedish:
expanderas
— (intransitive) to increase in extent, number, volume or scope
Swedish:
vidgas
— (intransitive) to increase in extent, number, volume or scope
Swedish:
utvidgas
— (intransitive) to increase in extent, number, volume or scope
Tagalog:
lumaki
— (intransitive) to increase in extent, number, volume or scope
Ottoman Turkish:
ایریلشمك
(irileşmek)
— (intransitive) to increase in extent, number, volume or scope
Ottoman Turkish:
بالابانلانمق
(balabanlanmak)
— (intransitive) to increase in extent, number, volume or scope
Ottoman Turkish:
آرتمق
(artmak)
— (intransitive) to increase in extent, number, volume or scope
Ukrainian:
збі́льшуватися
(zbílʹšuvatysja)
— (intransitive) to increase in extent, number, volume or scope
Yiddish:
אויסברייטערן זיך
(oysbreytern zikh)
— (intransitive) to increase in extent, number, volume or scope
Bulgarian:
разяснявам се
(razjasnjavam se)
— (intransitive) to speak or write at length or in detail
Dutch:
uitweiden
— (intransitive) to speak or write at length or in detail
Finnish:
tarkentaa
— (intransitive) to speak or write at length or in detail
Finnish:
täsmentää
— (intransitive) to speak or write at length or in detail
French:
élaborer
— (intransitive) to speak or write at length or in detail
Hungarian:
beszédesebbé válik
— (intransitive) to speak or write at length or in detail
Hungarian:
megnyílik
— (intransitive) to speak or write at length or in detail
Italian:
dilungarsi
— (intransitive) to speak or write at length or in detail
Norwegian:
utdype
— (intransitive) to speak or write at length or in detail
Swedish:
utveckla sig
— (intransitive) to speak or write at length or in detail
Tagalog:
lumawak
— (intransitive) to speak or write at length or in detail
Ukrainian:
розповіда́ти в дета́лях
(rozpovidáty v detáljax)
— (intransitive) to speak or write at length or in detail
Hungarian:
felenged
— (intransitive) to feel generous or optimistic
Hungarian:
felderül
— (intransitive) to feel generous or optimistic
Russian:
раскрыва́ться
(raskryvátʹsja)
— (intransitive) to feel generous or optimistic
Russian:
де́латься открове́ннее
(délatʹsja otkrovénneje)
— (intransitive) to feel generous or optimistic
Russian:
станови́ться общи́тельнее
(stanovítʹsja obščítelʹneje)
— (intransitive) to feel generous or optimistic