Breadcrumb Home > Dictionary > Index T Tetracyn: Meaning and Definition of Find definitions for: Tet•ra•cyn Pronunciation: (te'tru-sin), [key] — Pharm., Trademark. Pharm.,Trademark. a brand name for a form of tetracycline. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. tetracycline tetrad TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: felicitous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language