neu·​ro·​fi·​bro·​ma·​to·​sis | \ ˌnu̇r-ō-(ˌ)fī-ˌbrō-mə-ˈtō-səs How to pronounce neurofibromatosis (audio) , ˌnyu̇r-\

Definition of neurofibromatosis

: a disorder inherited as an autosomal dominant and characterized especially by brown spots on the skin, neurofibromas of peripheral nerves, and deformities of subcutaneous tissue and bone

Examples of neurofibromatosis in a Sentence

Recent Examples on the Web

Bliesner was born with type 2 neurofibromatosis, which causes tumors to form in the brain, spinal cord and nerves, Today reported. Char Adams,, "Oregon Woman Gives Birth to Twin Sister's Twin Babies: 'It Was Really a No-Brainer'," 17 June 2019 Nine children were returning to the Portland, Oregon, area from Camp New Friends in Charlottesville, Virginia, which welcomes kids with neurofibromatosis, a genetic condition in which tumors develop in the brain, spinal cord, nerves and skin. Jayme Deerwester, USA TODAY, "Special-needs kids stranded at the airport for 13 hours; American Airlines apologizes," 13 Aug. 2019 The children had spent the week at Virginia's Camp New Friends, which caters to kids with the genetic disorder neurofibromatosis. CBS News, "Children with disabilities left stranded at airport by American Airlines, parents say," 13 Aug. 2019 Then she was diagnosed at birth with neurofibromatosis, a genetic condition where tumors form on nerve tissue. Fiona Tapp, SELF, "What It’s Like to Fill in the Gaps in Your Health History When You’re Adopted," 18 Jan. 2019 He was born with a crack cocaine addiction and has neurofibromatosis — a genetic condition that causes tumors to grow along the nervous system, according to the Mayo Clinic. Jennifer Earl, Fox News, "South Carolina mom blown away by students' sweet act toward son at lunchtime: 'It gives me peace'," 31 Aug. 2018 Since then, the event has raised more than $14.5 million in the search for a cure for neurofibromatosis. Nikki Delamotte,, "Strip down for a good cause at Cupid's Undie Run this weekend," 5 Feb. 2018 Hamon, a bookseller, has neurofibromatosis, a genetic disease that can lead to facial deformities. Tanguy Garrel-jaffrelot,, "Frenchman is first in world to get two full face transplants," 20 Apr. 2018 On March 24, the Children's Tumor Foundation will host the annual Houston NF Walk to raise awareness and funds for neurofibromatosis (NF) research at Mann Eye Institute, 700 Westgreen Blvd. Staff Report, Houston Chronicle, "Katy to host annual NF Walk," 20 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'neurofibromatosis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of neurofibromatosis

1896, in the meaning defined above

History and Etymology for neurofibromatosis

neurofibromat-, Greco-Latin stem of neurofibroma + -osis

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Statistics for neurofibromatosis

Last Updated

22 Sep 2019

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Time Traveler for neurofibromatosis

The first known use of neurofibromatosis was in 1896

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More Definitions for neurofibromatosis


neu·​ro·​fi·​bro·​ma·​to·​sis | \ -fī-ˌbrō-mə-ˈtō-səs How to pronounce neurofibromatosis (audio) \
plural neurofibromatoses\ -​ˌsēz How to pronounce neurofibromatoses (audio) \

Medical Definition of neurofibromatosis

1 also neurofibromatosis type 1 or neurofibromatosis 1 : an inherited developmental disorder characterized especially by brown spots on the skin that are typically present at birth, neurofibromas of peripheral nerves, and deformities of subcutaneous tissues and bone abbreviation NF, NF-1

called also Recklinghausen's disease, von Recklinghausen's disease

2 also neurofibromatosis type 2 or neurofibromatosis 2 : an inherited disorder characterized by bilateral acoustic neuromas developing in childhood or early adulthood that are typically accompanied by other nonmalignant tumors of the central nervous system abbreviation NF, NF-2

Note: Both types of neurofibromatosis are inherited as an autosomal dominant trait requiring that one parent pass on a copy of the defective gene on a chromosome other than a sex chromosome. Type 1 is much more common than type 2.

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