Breadcrumb Home > Dictionary > Index O osteosclerosis: Meaning and Definition of Find definitions for: os•te•o•scle•ro•sis Pronunciation: (os"tē-ō-skli-rō'sis), [key] — n. Pathol. abnormal hardening and increase in density of bone. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: osteosclerosis (Thesaurus) osteosarcoma osteosis 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 50 Spookiest Halloween Quotes Preamble of the United Nations Charter The Jewish Calendar ✖ Related Content Daily Word Quiz: factotum Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language