Breadcrumb Home > Dictionary > Index A Avogadro: Meaning and Definition of Find definitions for: A•vo•ga•dro Pronunciation: (ä"vu-gä'drōIt.ä"vô-gä'drô), [key] 1776–1856, Italian physicist and chemist. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: avogadro (Thesaurus) avodire Avogadro's law TrendingHere are the facts and trivia that people are buzzing about. Biographies: Notable Jewish Religious Leaders Current Events This Week: September 2023 Hispanic Population and the 2010 U.S. Census Preamble of the United Nations Charter The Jewish Calendar ✖ Related Content Daily Word Quiz: parallax Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language