Amyotrophic lateral sclerosis

noun

Definitions

Noun
  1. 1
    A chronic, progressive disease characterized by degeneration of the central nervous system and the loss of voluntary muscle control. uncountable

    "The “Euphoria” and “Grey’s Anatomy” actor announced on Thursday that he has been diagnosed with amyotrophic lateral sclerosis (ALS), also known as Lou Gehrig’s Disease."

  2. 2
    thickening of tissue in the motor tracts of the lateral columns and anterior horns of the spinal cord; results in progressive muscle atrophy that starts in the limbs wordnet

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