Breadcrumb Home > Thesaurus > O Synonyms of osteosarcoma Find synonyms for: Noun 1. osteosarcoma, osteogenic sarcoma, sarcoma usage: malignant bone tumor; most common in children and young adults where it tends to affect the femur WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of osteosarcoma (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: tintinnabulation Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language