Explore Words Kanji Grammar Guides

Copyright © 2026 Kotomora. All Rights Reserved.

Get the Kotomora apps for iOS and Android.

Explore Words Kanji Grammar Guides About Support Privacy

Copyright © 2026 Kotomora. All Rights Reserved.

宇宙大爆発 (uchuudaibakuhatsu) Japanese meaning | Kotomora

宇う宙ちゅう大だい爆ばく発はつ

う

ちゅ

う

だ

い

ば

く

は

つ

Meanings

1

Big Bang

Refers to the cosmological theory of the universe's origin from a primordial explosion.

宇う宙ちゅう大だい爆ばく発はつは約やく138ひゃくさんじゅうはち億おく年ねん前まえに起おこったと考かんがえられて

いる

。

The Big Bang is thought to have occurred about 13.8 billion years ago.

Kanji

宇eaves, roof, house
宙mid-air, air, space
大large, big
爆bomb, burst open, pop
発departure, discharge, publish

Related words

ビッグバン
ビッグバン is the more common katakana loanword for the Big Bang theory. 宇宙大爆発 is a native Japanese term used in scientific or explanatory contexts.

Etymology

Compound of 宇宙 (uchū, 'universe') + 大 (dai, 'big') + 爆発 (bakuhatsu, 'explosion'), literally 'great explosion of the universe'. A calque of the English 'Big Bang'.