Gymnasium (ancient Greece) the Greek noun γυμνάσιον ("gymnasion"), "gymnastic school", in pl. "bodily exercises" and generally "school" which in turn is derived from the common Greek adjective ("gymnos") meaning "naked", by way of the related verb γυμνάζω ("gymnazo"), whose meaning is "to train naked", "train in gymnastic exercise", generally "to train, to exercise". The verb had this meaning because one undressed for exercise. Historically, the gymnasium was used for exercise, communal bathing, and scholarly and philosophical pursuits. The English noun "gymnast", first recorded in 1594, is formed from the Greek γυμναστής ("gymnastēs"), but in Greek this word means "trainer" not "gymnast". The "palaistra"
Naked yoga break the attachment with everything physical, sensual and material. The word "gymnosophists" (naked philosophers), is used in ancient Greek writings as the designation of wise men (yogis) in India, maybe the naga sadhus. Alexander the Great reached India in the 4th century BC. Along with his army, he took Greek academics with him who later wrote memoirs about geography, people and customs they saw. One of Alexander's companion was Onesicritus, quoted in Book 15, Sections 63-65 by Strabo, who describes yogins of India. Onesicritus claims those Indian yogins ("Mandanis ") practiced aloofness and "different postures – standing or sitting or