muscularity

Noun

 * 1) musculature
 * The muscularity in his forearm was visible as he flexed his fingers.
 * 1)  The degree to which the muscles in a body part are developed.
 * Focussed exercise brought out the muscularity in her calves.
 * 1) The use of strength.

Translations

 * Dutch:
 * Italian: muscolosità
 * Polish: muskularość
 * Russian:
 * Welsh: cyhyrogrwydd