/ Dictionary / Index T terminus: Meaning and Definition of Find definitions for: ter•mi•nus Pronunciation: (tûr'mu-nus), [key] — pl. -ni -nus•es. the end or extremity of anything. either end of a railroad line. the station or the town at the end of a railway or bus route. the point toward which anything tends; goal or end. a boundary or limit. a boundary post or stone. (cap.) the ancient Roman god of boundaries and landmarks. term (def. 10). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: terminus (Thesaurus) term insurance terminus ad quem* Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language