FROM STRONG’S HEBREW DICTIONARY (1890)

Strong’s Hebrew Dictionary (1890) — public domain, printed whole.

thowm teh-home' — or thom {teh-home'}; (usually feminine) from 1949; an abyss (as a surging mass of water), especially the deep (the main sea or the subterranean water-supply):--deep (place), depth.

see HEBREW for 01949