Bottomless, Pit
International Standard Bible Encyclopedia · James Orr and contributors
bot'-um-les, (to phrear tes abussou, "the pit of the abyss," Re 9:1,2 the King James Version): In the Revised Version (British and American), he abussos (always an adjective in classical authors = "bottomless") is uniformly rendered "the ABYSS" (which see) (Lu 8:31; Ro 10:7; Re 9:11; 11:7; 17:8; 20:1,3).
In other dictionaries
Read “Abyss” in the 3 dictionariesSource of the article
International Standard Bible Encyclopedia — James Orr, general editor and contributors; CrossWire SWORD module ISBE 2.2
Bible Strong digital edition from CrossWire module 2.2; historical scholarship originally published in 1915