Definition of "neurofibromatosis" []

• A genetic disease characterized by the formation of neurofibromas, sometimes accompanied by physical deformation and a predisposition to brain tumors and various forms of cancer. (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.

• "Dr. Fisher is also using PET and MRI techniques to predict the clinical behavior of plexiform neurofibromas, the largest and most important tumors seen in neurofibromatosis."
• "Thirty-year-old Pascal Coler had had dozens of previous operations to reduce massive tumors caused by a disorder called neurofibromatosis, yet he could barely eat and had become a recluse because of the bulbous deformities."
• "This kid, Jason, has got a type of neurofibromatosis, which is a type of genetic disorder that causes tumors on different types of nerve tissue."