Meaning

noun the extent downward or backward or inward

noun degree of psychological or intellectual profundity

noun (usually plural) the deepest and most remote part

originFrom Middle English depthe, from Old English *dīepþ (“depth”), from Proto-Germanic *diupiþō (“depth”), equivalent to deep + -th (abstract nominal suffix). Cognates Cognate with Scots deepth, Saterland Frisian Djüpte, West Frisian djipte (“depth; abyss, chasm”), Dutch diepte, German Low German Deepd, Luxembourgish Déift, Danish, Norwegian Bokmål dybde (“depth”), Faroese dýpd (“depth”), Icelandic…

Etymology from Wiktionary, CC BY-SA 3.0