Breadcrumb Home > Dictionary > Index A abiotrophy: Meaning and Definition of Find definitions for: a•bi•ot•ro•phy Pronunciation: (ā"bī-o'tru-fē, ab"ē-), [key] — n. Pathol. the loss of vitality in or the degeneration of certain cells or tissues, as in the aging process. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: abiotrophy (Thesaurus) abiotic abirritant TrendingHere are the facts and trivia that people are buzzing about. Animal Group Terminology Largest Countries in the World (by Area) Current Events This Week: January 2023 State Abbreviations Dinosaur Fossils (By U.S. State!) The Chinese Zodiac ✖ Related Content Daily Word Quiz: locution Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language