Definition of "sarcoma" [‖Sar•co•ma]

• A malignant tumor arising from connective tissues. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The term sarcoma is used when the tumor is malignant (cancerous)."
• "Ewing sarcoma is a family of bone tumors that includes:"
• "This bone sarcoma is responsible for about one-third of bone cancers in children."