muscular

 
Pronunciation: /ˈmʌskjʊlə/

adjective

  • relating to or affecting the muscles: energy is needed for muscular activity
  • having well-developed muscles: his legs were strong and muscular
  • vigorously robust: a muscular economy

Derivatives

muscularity

Pronunciation: /-ˈlarɪti/
noun

muscularly

adverb

Origin:

late 17th century: alteration of earlier musculous, in the same sense