Breadcrumb Home > Dictionary > Index T Triangulum Australe: Meaning and Definition of Find definitions for: Tri•an•gu•lum Aus•tra•le Pronunciation: (trī-ang'gyu-lum ô-strā'lē), [key] — Astron. gen. Tri•an•gu•li Aus•tra•lis(trī-ang'gyu-lī" ô-strā'lis).Astron. the Southern Triangle, a southern constellation between Pavo and Circinus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Triangulum triannual 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