big bang
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Big Bang¹
Where it comes from
Coined by English astronomer Fred Hoyle on the BBC Third Programme, broadcast at 18:30 GMT on 28 March 1949. It is a popular but misinformed belief that this was intended as a derogatory term, Hoyle being a proponent of the opposing steady state theory, but Hoyle himself has rejected that notion.
proper noun the Big Bang
- The cosmic event that marks the beginning of time and the rapid expansion of space for the visible universe. The evolution of the universe since that beginning point is described by the Big Bang Theory. On scientific grounds this big bang assumption is much less the palatable of the two.
- The sudden deregulation of financial markets effected by prime minister Margaret Thatcher in 1986.
big bang²
- /ˌbɪɡˈbæŋ/
- /ˈbɪɡ ˈbæŋ/
Where it comes from
See Big Bang.
noun big bangs
- a physical theory that describes how the universe expanded from an infinitely small, hot, and dense point. Many-worlds interpretations of physics suggest that millions of big bangs might be happening as we speak.
- A large implementation of a system rather than phased or gradual delivery. They're planning for an upcoming release that promises to be a big bang.
proper noun
- Alternative letter-case form of Big Bang
Translations
Every language
name cosmic event
| Español | Big Bang |
|---|---|
| 한국어 | 빅뱅 Bikbaeng, 대폭발 Daepokbal |
| 日本語 | ビッグバン Bigguban |
| 中文 | 大爆炸 Dàbàozhà, 大霹靂 /大霹雳 Dàpīlì |
| हिन्दी | महाविस्फोट mahāvisphoṭ |
| Português | Big Bang |
| Français | Bigbang |
| Deutsch | Urknall |
| Italiano | Big Bang |
| Ελληνικά | Μεγάλη Έκρηξη Megáli Ékrixi |
| Română | Big Bang, Marea Explozie |
| Русский | Большо́й взрыв Bolʹšój vzryv, Биг Бэ́нг Big Bɛ́ng |
| Tiếng Việt | Vụ Nổ Lớn |
| العربية | اَلِٱنْفِجَار الْعَظِيم al-infijār al-ʕaẓīm |
noun explosion creating a universe
| Español | big bang |
|---|---|
| 中文 | 大爆炸 dàbàozhà, 大霹靂 /大霹雳 dàpīlì |
| हिन्दी | महाविस्फोट mahāvisphoṭ |
| Português | big bang |
| Ελληνικά | Μεγάλη Έκρηξη Megáli Ékrixi |
| Русский | Большо́й взрыв Bolʹšój vzryv |
Talk about this word "big bang." Wiktionary, via Micwyn, micwyn.com/word/big%20bang. Accessed 6 Nov. 2026. big bang. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/big%20bang "big bang." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/big%20bang.Cite this
@misc{big_bang_2026,
title = {big bang},
howpublished = {Wiktionary, via Micwyn},
year = {2026},
url = {https://micwyn.com/word/big%20bang},
urldate = {2026-11-06}
}
