"muscular development" is a correct and usable phrase in written English.
It can refer to physical activity and exercise designed to increase muscle mass and definition, as well as any natural or scientific processes involved in the growth of muscle. For example, "Leah committed to an intense fitness program to maximize her muscular development."
The phenotypes used for GWAS were twice the "Daughter Trait Deviations" (DTD) for five categorical traits pertaining to muscular development: general muscularity (GM), muscularity of the back (BM), muscularity of the shoulder (SM), muscularity of the rump (rear view) (RMR), and muscularity of the rump (side view) (RMS).
Mesomorph, a human physical type (somatotype) that is marked by greater than average muscular development, as determined by the physique-classification system developed by American psychologist W.H. Sheldon.
His muscular development can usually be distinguished from that of one who has developed his muscles through body-building exercises.
Taylor was born with arthrogryposis, a disease that affects muscular development.
At 14 months, she was walking, evidence that her muscular development was within normal bounds.
Ken Stott has his own abnormal muscular development - a rich and powerful voice.
Sandow, whose name became "a synonym for muscular development" began as an acrobatic strongman in British music halls.
Modern American Quarter Horses are short and stocky, with heavy muscular development; short, wide heads; and deep, broad chests.
Bodybuilding, a regimen of exercises designed to enhance the human body's muscular development and promote general health and fitness.
In addition to the obvious muscular development, running barefoot also promotes landing forefoot first, rather than on the heel.
Children with the disease usually have poor muscular development, stunted growth, osteoporosis, and an abnormal bleeding tendency.
