Breadcrumb Home > Dictionary > Index A Cite Abaddon: Meaning and Definition of Find definitions for: A•bad•don Pronunciation: (u-bad'n), [key] — n. Apollyon. a place of destruction; the depths of hell. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Abadan ab aeterno* TrendingHere are the facts and trivia that people are buzzing about. January 2021 Current Events: US News The Holocaust (1933–1945) Chinese New Year History, Meaning, and Celebrations Noble Titles and Ranks in a Monarchy The 5 Best Air Purifiers of 2020 Inaugural Trivia Related Content Daily Word Quiz: jerrybuilt Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language