adj · 3 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.
UK:/ʌnˈnɛs.ə.s(ə)ɹɪ/
UK:/ʌnˈnɛs.əˌsɛɹ.ɪ/
US:/ʌnˈnɛs.əˌsɛɹ.i/
US:Recorded audio is listed in the source snapshot.
UK, US, nonstandard:/ʌnˈnɛs.ə.ɹɪ/
Australian:/anˈnes.əˌseɹ.i/
Australia:Recorded audio is listed in the source snapshot.
CMU ARPABET:AH0 N N EH1 S AH0 S EH2 R IY0
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
adj
Meaning 1
Not needed or necessary.
Definition source: English Wiktionary via Wiktextract
Examples
The automatic child-frightener made clowns unnecessary.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
adj
Meaning 2
Done in addition to requirements; unrequired.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
adjective
Meaning 3
not necessary
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: unneeded
Antonyms: necessary
History
Etymology
Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Germanic *un- Proto-West Germanic *un- Old English un- Middle English un- English un- English necessary English unnecessary From un- + necessary.
Across languages
Translations
59 source translations are retained for this English entry.
Arabic:
غَيْر ضَرُورِيّ
(ḡayr ḍarūriyy)
— not necessary
Armenian:
անպետք
(anpetkʻ)
— not necessary
Armenian:
ավելորդ
(avelord)
— not necessary
Azerbaijani:
lazımsız
— not necessary
Azerbaijani:
gərəksiz
— not necessary
Belarusian:
непатрэ́бны
(njepatrébny)
— not necessary
Bulgarian:
ненужен
(nenužen)
— not necessary
Catalan:
innecessari
— not necessary
Chinese Mandarin:
多餘的 /多余的
(duōyú de)
— not necessary
Chinese Mandarin:
不必要
(bù bìyào)
— not necessary
Czech:
nepotřebný
— not necessary
Danish:
unødvendig
— not necessary
Dutch:
onnodig
— not necessary
Esperanto:
nenecesa
— not necessary
Estonian:
liigne
— not necessary
Finnish:
tarpeeton
— not necessary
Finnish:
turha
— not necessary
French:
inutile
— not necessary
French:
non nécessaire
— not necessary
Galician:
innecesario
— not necessary
German:
nicht notwendig
— not necessary
German:
unnötig
— not necessary
Greek:
περιττός
(perittós)
— not necessary
Hindi:
अनावश्यक
(anāvaśyak)
— not necessary
Hungarian:
szükségtelen
— not necessary
Italian:
innecessario
— not necessary
Italian:
superfluo
— not necessary
Italian:
eccessivo
— not necessary
Italian:
inutile
— not necessary
Japanese:
余計な
(yokei na)
— not necessary
Japanese:
不要な
(fuyō na)
— not necessary
Korean:
불필요하다
(bulpiryohada)
— not necessary
Latin:
superforāneus
— not necessary
Macedonian:
непотребен
(nepotreben)
— not necessary
Malayalam:
അനാവശ്യ
(anāvaśya)
— not necessary
Malayalam:
അനാവശ്യമായ
(anāvaśyamāya)
— not necessary
Māori:
huakore
— not necessary
Māori:
hiahiakore
— not necessary
Norwegian:
unødvendig
— not necessary
Plautdietsch:
onneedich
— not necessary
Polish:
zbędny
— not necessary
Polish:
niepotrzebny
— not necessary
Polish:
niekonieczny
— not necessary
Portuguese:
desnecessário
— not necessary
Romanian:
inutil
— not necessary
Romanian:
nenecesar
— not necessary
Romanian:
netrebuincios
— not necessary
Russian:
нену́жный
(nenúžnyj)
— not necessary
Slovak:
nepotrebný
— not necessary
Slovak:
zbytočný
— not necessary
Spanish:
innecesario
— not necessary
Spanish:
desnecesario (disused)
— not necessary
Swedish:
onödig
— not necessary
Turkish:
gereksiz
— not necessary
Turkish:
lüzumsuz
— not necessary
Turkish:
boş yere
— not necessary
Ukrainian:
непотрі́бний
(nepotríbnyj)
— not necessary