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muscular dystrophy

American  

noun

Pathology.

  1. a hereditary disease characterized by gradual wasting of the muscles with replacement by scar tissue and fat, sometimes also affecting the heart.

muscular dystrophy British  

noun

  1. a genetic disease characterized by progressive deterioration and wasting of muscle fibres, causing difficulty in walking

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
muscular dystrophy Scientific  
/ mŭs′kyə-lərdĭs′trə-fē /

  1. Any of a group of inherited progressive muscle disorders caused by a defect in one or more genes that control muscle function and characterized by gradual irreversible wasting of skeletal muscle.

muscular dystrophy Cultural  

  1. A hereditary disease in which the muscles progressively waste away. The disease can be potentially treated through gene therapy.

Etymology

Origin of muscular dystrophy

First recorded in 1865–70

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.