callisthenics

Noun

calisthenics sg or pl (plural calisthenics)

1. (in plural, plural, singular) Physical exercises with the participation of a multitude of muscles and often minimal equipment (thus, usually bodyweight exercises); strength training aspects and cardio aspects are both involved, and stamina is often a focus.
   • Just before sacktime, the Captain stood beside his sleeping bag doing his daily calisthenics; stripped down to his flaming red long johns, […]1968, Seon Manley, Gogo Lewis, Polar Secrets: A Treasury of the Arctic and Antarctic, page 105
2. (plural, singular) A system of such exercises.