Webster's Revised Unabridged Dictionary · 1913

Gymnastic

Gymnastic (jim*nas"tik) , adjective

[Latin gymnasticus, Greek gymnastiko`s: compare French gymnastique. See Gymnasium.]

1.
Pertaining to athletic exercises intended for health, defense, or diversion; -- originally said of games or exercises, as running, leaping, wrestling, throwing the discus, the javelin, etc.; in modern times more specifically applied to athletic exercises demonstrating balance and agility, such as tumbling, somersaulting, and bodily maneuvers performed on special equipment such as parallel bars or a balance beam; as, gymnastic exercises, contests, etc.
2.
pertaining to disciplinary exercises for the intellect.

Also: Gymnastical

Gymnastic , noun

A gymnast. [Obsolete]