/ Dictionary / Index T Thessalonian: Meaning and Definition of Find definitions for: Thes•sa•lo•ni•an Pronunciation: (thes"u-lō'nē-un), [key] — adj. of or pertaining to Thessalonike or its inhabitants. —n. a native or inhabitant of Thessalonike. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: thessalonian (Thesaurus) Thess. Thessalonians Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language