Definition of muscular

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muscular dystrophy >

mus·cu·lar    (msky-lr) KEY 

ADJECTIVE:

1. Of, relating to, or consisting of muscle: muscular contraction.
2. Having well-developed muscles: a muscular build.
3. Having or suggesting great forcefulness, especially at the expense of subtlety: muscular reasoning that does not bother with the finer points; muscular advocacy groups.

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ETYMOLOGY:
From Latin msculus, muscle ; see muscle

OTHER FORMS:
muscu·lari·ty  (-lr-t) KEY (Noun), muscu·lar·ly(Adverb)

SYNONYMS:
muscular, athletic, brawny, burly, sinewy

These adjectives mean strong and powerfully built: a muscular build; an athletic swimmer; brawny arms; a burly stevedore; a lean and sinewy frame.