/ Dictionary / Index E earldom: Meaning and Definition of Find definitions for: earl•dom Pronunciation: (rl'dum), [key] ? n. Also calledthe rank or title of an earl. the territory or jurisdiction of an earl. Random House Unabridged Dictionary, Copyright 1997, by Random House, Inc., on Infoplease. See also: earldom (Thesaurus) earlap earless lizard Related Content Daily Word Quiz: abdicate Analogy of the Day: Today?s Analogy Spelling Bee: Today?s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language