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Also available:
World English Dictionary
Dictionnaire Français
motor neuron disease
mo·tor neu·ron dis·ease
noun
Definition:
disease causing muscle weakness and wasting:
a progressive degenerative disease involving the motor neurons and causing weakness and wasting of the muscles
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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