fibroma

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

• noun A benign, usually enclosed neoplasm composed primarily of fibrous tissue.

from The Century Dictionary.

• noun In pathology, a tumor consisting of connective tissue.

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

• noun (Med.) A tumor consisting mainly of fibrous tissue, or of same modification of such tissue.

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

• noun pathology A benign tumour of fibrous connective tissue.

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

• noun nonmalignant tumor of connective tissue