muscular

adjective

mus·​cu·​lar ˈmə-skyə-lər 

1

a

: of, relating to, or constituting muscle

b

: of, relating to, or performed by the muscles

2

: having well-developed musculature

3

a

: of or relating to physical strength : brawny

b

: having strength of expression or character : vigorous

muscular prose

c

: characterized by forcefulness or resolve

muscular foreign policy

d

: full-bodied

muscular wines

muscularity

ˌmə-skyə-ˈla-rə-tē 

-ˈler-ə-tē

noun

muscularly

ˈməs-kyə-lər-lē 

adverb

Synonyms of muscular

• athletic
• sinewy
• brawny
• powerful
• strong
• strapping
• sturdy

Examples of muscular in a Sentence

He has a muscular physique.

His legs are very muscular.

Recent Examples on the Web

To study diet’s effects on muscular fat, Link and his team looked at data from 615 people with an average age of 60 enrolled in the National Institute of Arthritis and Musculoskeletal and Skin Diseases’ Osteoarthritis Initiative. —Kaitlin Sullivan, NBC news, 14 Apr. 2026

Anyone who holds chaturanga through a full vinyasa series knows that yoga requires genuine muscular strength. —William Jones, Ascend Agency, 13 Apr. 2026

Oregon’s muscular Kenyon Sadiq is the top tight end prospect by a wide margin. —Chris Perkins, Sun Sentinel, 9 Apr. 2026

The city chose a more muscular solution, raising the park and lifting the river’s edge to form a wall intended to hold back sixteen feet of surge. —Eric Klinenberg, New Yorker, 6 Apr. 2026

Word History

First Known Use

1670, in the meaning defined at sense 1b

Phrases Containing muscular

• Becker muscular dystrophy
• Becker's muscular dystrophy
• Duchenne muscular dystrophy
• muscular dystrophy

Rhymes for muscular

• arbuscular
• intermuscular
• neuromuscular

Kids Definition

muscular

adjective

mus·​cu·​lar ˈməs-kyə-lər 

1

a

: of, relating to, or being muscle

b

: performed by the muscles

2

: having well-developed muscles : strong

Medical Definition

muscular

adjective

mus·​cu·​lar ˈməs-kyə-lər 

1

a

: of, relating to, or constituting muscle

b

: of, relating to, or performed by the muscles

2

: having well-developed musculature

muscularly

ˈməs-kyə-lər-lē 

adverb