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n. A usually benign tumor originating in peripheral nerve fibers and composed chiefly of neurilemma cells.

n. A benign tumor composed of Schwann cells

n. A tumor of a nerve, caused by circumscribed overgrowth of the fibrous tissue.

n. tumor of the fibrous covering of a peripheral nerve

"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."

tumour    neoplasm    tumor   

neurofibromin    neurofibromatosis