1.
abyss, deep pool, depths
A deep, seemingly bottomless body of water or chasm. Used literally for deep waters and figuratively for profound, unknowable, or dangerous depths of the mind, evil, or abstract concepts.
深淵を覗き込んだ。
I peered into the abyss.
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A literary and formal word. In everyday speech, 底なし or simply 深い穴 would be used. 深淵 carries a philosophical or dramatic weight and appears frequently in literary, philosophical, and religious contexts.
Usage
The Nietzsche quotation 深淵を覗く者は… is widely known in Japanese and has made this word familiar even to non-literary readers.
Common collocations
Related Words
Related:
淵 (abyss, deep pool)