noun · verb · 16 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
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UK:/ˈfjuː.ʒən/
UK:Recorded audio is listed in the source snapshot.
rhymes with -uːʒən
CMU ARPABET:F Y UW1 ZH AH0 N
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
The act of merging separate things, or the result thereof.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
The act of merging separate things, or the result thereof.
A nuclear reaction in which nuclei combine to form more massive nuclei with the concomitant release of energy.
Definition source: English Wiktionary via Wiktextract
First appears c. 1555, in a translation by Richard Eden. From Middle French fusion, from Latin fūsiōnem (the accusative of fūsiō), from fusus, past participle of fundō (“to pour; to melt”) (see also found). Doublet of foison.
Across languages
Translations
138 source translations are retained for this English entry.
Arabic:
ذَوَبَان
(ḏawabān)
— act of melting something by heating it
Aragonese:
fusión
— act of melting something by heating it
Asturian:
fusión
— act of melting something by heating it
Bulgarian:
стопяване
(stopjavane)
— act of melting something by heating it
Bulgarian:
разтопяване
(raztopjavane)
— act of melting something by heating it
Catalan:
fusió
— act of melting something by heating it
Chinese Mandarin:
熔化
(róng huà)
— act of melting something by heating it
Danish:
fusion
— act of melting something by heating it
Danish:
sammensmeltning
— act of melting something by heating it
Dutch:
smelten
— act of melting something by heating it
Finnish:
sulatus
— act of melting something by heating it
Finnish:
sulaminen
— act of melting something by heating it
French:
fusion
— act of melting something by heating it
Galician:
fusión
— act of melting something by heating it
German:
Schmelzen
— act of melting something by heating it
Hungarian:
olvasztás
— act of melting something by heating it
Hungarian:
felolvasztás
— act of melting something by heating it
Indonesian:
pemfusian
— act of melting something by heating it
Italian:
fusione
— act of melting something by heating it
Japanese:
溶融
(yōyū)
— act of melting something by heating it
Korean:
융해
(yunghae)
— act of melting something by heating it
Korean:
용해
(yonghae)
— act of melting something by heating it
Macedonian:
то́пење
(tópenje)
— act of melting something by heating it
Manx:
co-lheie
— act of melting something by heating it
Polish:
stopienie
— act of melting something by heating it
Portuguese:
fusão
— act of melting something by heating it
Portuguese:
fundição
— act of melting something by heating it
Romanian:
fuziune
— act of melting something by heating it
Russian:
пла́вка
(plávka)
— act of melting something by heating it
Russian:
расплавле́ние
(rasplavlénije)
— act of melting something by heating it
Spanish:
derretimiento
— act of melting something by heating it
Spanish:
fundición
— act of melting something by heating it
Swedish:
fusion
— act of melting something by heating it
Swedish:
smältning
— act of melting something by heating it
Tagalog:
pagtutunaw
— act of melting something by heating it
Arabic:
اِتِّحَاد
(ittiḥād)
— merging of elements into a union
Aragonese:
fusión
— merging of elements into a union
Asturian:
fusión
— merging of elements into a union
Bulgarian:
сливане
(slivane)
— merging of elements into a union
Catalan:
fusió
— merging of elements into a union
Chinese Mandarin:
合併 /合并
(hébìng)
— merging of elements into a union
Chinese Mandarin:
融合
(rónghé)
— merging of elements into a union
Danish:
fusion
— merging of elements into a union
Dutch:
fusie
— merging of elements into a union
Finnish:
fuusio
— merging of elements into a union
French:
fusion
— merging of elements into a union
Galician:
fusión
— merging of elements into a union
German:
Verschmelzen
— merging of elements into a union
Greek:
ένωση
(énosi)
— merging of elements into a union
Greek:
συγχώνευση
(synchónefsi)
— merging of elements into a union
Hindi:
संलयन
(sanlyan)
— merging of elements into a union
Hungarian:
egyesítés
— merging of elements into a union
Hungarian:
összeolvasztás
— merging of elements into a union
Hungarian:
egybeolvasztás
— merging of elements into a union
Hungarian:
egyesülés
— merging of elements into a union
Hungarian:
összeolvadás
— merging of elements into a union
Hungarian:
egybeolvadás
— merging of elements into a union
Hungarian:
szövetkezés
— merging of elements into a union
Hungarian:
koalíció
— merging of elements into a union
Hungarian:
ötvözés
— merging of elements into a union
Hungarian:
ötvözet
— merging of elements into a union
Hungarian:
fúzió
— merging of elements into a union
Indonesian:
fusi
— merging of elements into a union
Italian:
fusione
— merging of elements into a union
Japanese:
融合
(yūgō)
— merging of elements into a union
Korean:
융합
(yunghap)
— merging of elements into a union
Latin:
colliquatio
— merging of elements into a union
Malayalam:
സംയോജനം
(saṁyōjanaṁ)
— merging of elements into a union
Manx:
co-lheie
— merging of elements into a union
Māori:
kōmitimiti
— merging of elements into a union
Norwegian Bokmål:
fusjon
— merging of elements into a union
Norwegian Nynorsk:
fusjon
— merging of elements into a union
Polish:
fuzja
— merging of elements into a union
Portuguese:
fusão
— merging of elements into a union
Russian:
слия́ние
(slijánije)
— merging of elements into a union
Russian:
си́нтез
(síntez)
— merging of elements into a union
Spanish:
fusión
— merging of elements into a union
Tagalog:
kapisanan
— merging of elements into a union
Arabic:
اِنْدِمَاج
(indimāj)
— nuclear reaction in which nuclei combine
Aragonese:
fusión
— nuclear reaction in which nuclei combine
Basque:
fusio
— nuclear reaction in which nuclei combine
Bulgarian:
ядрен синтез
(jadren sintez)
— nuclear reaction in which nuclei combine
Catalan:
fusió
— nuclear reaction in which nuclei combine
Chinese Mandarin:
核聚變 /核聚变
(hé jù biàn)
— nuclear reaction in which nuclei combine
Czech:
fúze
— nuclear reaction in which nuclei combine
Danish:
fusion
— nuclear reaction in which nuclei combine
Dutch:
fusie
— nuclear reaction in which nuclei combine
Dutch:
samensmelting
— nuclear reaction in which nuclei combine
Finnish:
fuusio
— nuclear reaction in which nuclei combine
French:
fusion
— nuclear reaction in which nuclei combine
Galician:
fusión
— nuclear reaction in which nuclei combine
Hindi:
संलयन
(sanlyan)
— nuclear reaction in which nuclei combine
Hungarian:
fúzió
— nuclear reaction in which nuclei combine
Hungarian:
magfúzió
— nuclear reaction in which nuclei combine
Ido:
fuziono
— nuclear reaction in which nuclei combine
Indonesian:
fusi
— nuclear reaction in which nuclei combine
Italian:
fusione
— nuclear reaction in which nuclei combine
Japanese:
核融合
(kakuyūgō)
— nuclear reaction in which nuclei combine
Korean:
핵융합
(haegyunghap)
— nuclear reaction in which nuclei combine
Macedonian:
ја́дрено соедину́вање
(jádreno soedinúvanje)
— nuclear reaction in which nuclei combine
Malayalam:
ആണവസംയോജനം
(āṇavasaṁyōjanaṁ)
— nuclear reaction in which nuclei combine
Māori:
honokarihi
— nuclear reaction in which nuclei combine
Norwegian:
sammensmelting
— nuclear reaction in which nuclei combine
Norwegian Bokmål:
fusjon
— nuclear reaction in which nuclei combine
Norwegian Nynorsk:
fusjon
— nuclear reaction in which nuclei combine
Polish:
fuzja
— nuclear reaction in which nuclei combine
Portuguese:
fusão
— nuclear reaction in which nuclei combine
Russian:
ядерный си́нтез
(jadernyj síntez)
— nuclear reaction in which nuclei combine
Slovak:
fúzia
— nuclear reaction in which nuclei combine
Spanish:
fusión
— nuclear reaction in which nuclei combine
Tagalog:
sapisan
— nuclear reaction in which nuclei combine
Welsh:
ymasiad
— nuclear reaction in which nuclei combine
Bulgarian:
фюжън
(fjužǎn)
— type of music
Danish:
fusionsmusik
— type of music
Georgian:
ფიუჟენი
(piuženi)
— type of music
Georgian:
აღრეული
(aɣreuli)
— type of music
Georgian:
შერეული
(šereuli)
— type of music
Hungarian:
keverés
— type of music
Hungarian:
vegyítés
— type of music
Hungarian:
fúzió
— type of music
Ido:
fuzo
— type of music
Japanese:
フュージョン
(fyūjon)
— type of music
Māori:
puoro kōmitimiti
— type of music
Persian:
موسیقی تلفیقی
— type of music
Polish:
fusion
— type of music
Russian:
фьюжн
(fʹjužn)
— type of music
Hungarian:
fúzió
— style of cooking
Polish:
fusion
— style of cooking
Russian:
фьюжн
(fʹjužn)
— style of cooking
French:
fusion
— result of the hybridation of two genes
Italian:
fusione
— result of the hybridation of two genes
Portuguese:
fusão
— result of the hybridation of two genes
Spanish:
fusión
— result of the hybridation of two genes
Tagalog:
paghahalo
— result of the hybridation of two genes
French:
fusion
— lipid bilayers merging their hydrophobic core
Italian:
fusione
— lipid bilayers merging their hydrophobic core
Portuguese:
fusão
— lipid bilayers merging their hydrophobic core
Spanish:
fusión
— lipid bilayers merging their hydrophobic core