Bottomless
Easton’s Bible Dictionary & Webster’s 1828 Dictionary · Matthew George Easton, Noah Webster
Bottomless - (Webster's 1828 Dictionary)
BOT'TOMLESS, a. Without a bottom; applied to water, caverns _c., it signified fathomless, whose bottom cannot be found by sounding; as a bottomless abyss or ocean.
Source of the article
Matthew George Easton, Easton’s Bible Dictionary; Noah Webster, American Dictionary of the English Language (1828)
Bible Strong combined digital edition