Definition of "neurofibroma" [neurofibroma]

• A usually benign tumor originating in peripheral nerve fibers and composed chiefly of neurilemma cells. (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 second operation, carried out in Paris in January 2007, involved a 29-year-old man disfigured by a neurofibroma, a massive tumour growing on his facial nerves."
• "Among neuromata, multiple neurofibroma is of considerable interest, chiefly for the extent of general involvement."
• "Tietze 15.21 describes a woman of twenty-seven who exhibited a marked type of plexiform neurofibroma (Fig. 253)."