muscular muscular /ˈmʌskjəlɝ/

adjective

1. () Of or relating to or consisting of muscle  ( muscly , muscular )
   of or relating to or consisting of muscle
    Muscular contraction
   muscular contraction
   
2. () (anatomy) having a robust muscular body-build characterized by predominance of structures (bone and muscle and connective tissue) developed from the embryonic mesodermal layer  ( mesomorphic , muscular )
   (anatomy) having a robust muscular body-build characterized by predominance of structures (bone and muscle and connective tissue) developed from the embryonic mesodermal layer
   
3. () Having or suggesting great physical power or force  ( muscular )
   having or suggesting great physical power or force
    The muscular and passionate Fifth Symphony
   the muscular and passionate Fifth Symphony
   
4. (of a person) possessing physical strength and weight; rugged and powerful  ( brawny , muscular , sinewy , hefty , powerful , muscly )
   (of a person) possessing physical strength and weight; rugged and powerful
    A hefty athlete
   a hefty athlete
    A muscular boxer
   a muscular boxer
    Powerful arms
   powerful arms