Word Study
als
WORDNET DICTIONARY
Noun als has 1 sense
- als(n = noun.state) amyotrophic lateral sclerosis, lou gehrig's disease - 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; Array is a kind of nervous disorder, neurological disease, neurological disorder, induration, sclerosis
For further exploring for "als" in Webster Dictionary Online