from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A benign tumor composed of bony tissue, often developing on the skull.

from The Century Dictionary.

  • noun In pathology, a tumor composed of bony tissue.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Med.) A tumor composed mainly of bone; a tumor of a bone.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun medicine A benign bony tumour that typically grows on the skull

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a slow growing benign tumor of consisting of bone tissue; usually on the skull or mandible


Sorry, no etymologies found.


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