Breadcrumb Home > Dictionary > Index L long bone: Meaning and Definition of Find definitions for: long' bone" Pronunciation: [key] — Anat. Anat.(in vertebrate animals) any of the long, cylindrical, marrow-containing bones of the limbs: the long bone of the arm. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Longboat Key longbow 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: lacuna Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language