fragile X syndrome

[ fraj-uhl eks-sin-drohm, -druhm; British fraj ahyl ]

noun
  1. an inherited genetic disorder caused by a faulty gene on the X chromosome and having various possible effects, including developmental delays in infancy and early childhood, learning disabilities, intellectual disability, and a number of social, behavioral, and physical difficulties.

Origin of fragile X syndrome

1
First recorded in 1980–85

Words Nearby fragile X syndrome

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

British Dictionary definitions for fragile-X syndrome

fragile-X syndrome

noun
  1. an inherited condition characterized by mental subnormality: affected individuals have an X-chromosome that is easily damaged under certain conditions

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