Breadcrumb Home > Dictionary > Index A aviation: Meaning and Definition of Find definitions for: a•vi•a•tion Pronunciation: (ā"vē-ā'shun, av"ē-), [key] — n. the design, development, production, operation, and use of aircraft, esp. heavier-than-air aircraft. military aircraft. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: aviation (Thesaurus) aviate aviation badge TrendingHere are the facts and trivia that people are buzzing about. Did Birds Evolve from Dinosaurs? The Twelve Dancing Princesses Current Events This Week: January 2023 African Americans by the Numbers Andersen's Fairy Tales: Contents The Celtic Twilight: A Teller of Tales ✖ Related Content Daily Word Quiz: saturnine Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language