うちゅうかいびゃく 宇宙開闢 LinksSentence search for 宇宙開闢Sentence search for うちゅうかいびゃくKanji details for 宇, 宙, 開 and 闢Edit in JMdict Noun1. (since) the beginning of the universe; (since) the dawn of time Discussions Log in to talk about this word.