a. [ Gr. kalo`s beautiful + sqe`nos strength. ] Of or pertaining to calisthenics. [ 1913 Webster ]
n. The science, art, or practice of healthful exercise of the body and limbs, to promote strength, gracefulness, and general fitness; light gymnastics. Syn. -- calisthenics, calisthenic exercise, callisthenic exercise. [ 1913 Webster + WordNet 1.5 ]