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"
Olympic sports again for the forthcoming 2020 Olympics in Tokyo, which will see the introduction of new disciplines within a number of existing Summer Olympics sports as well as several new sports, such as karate and skateboarding, making their Olympic debuts. The term "sport" in Olympic terminology refers to all events sanctioned by an international sport federation, a definition that may differ from the common meaning of the word "sport". One sport, by Olympic definition, may comprise several disciplines, which would often be regarded as separate sports in common usage. For example, aquatics is a summer Olympic sport that includes six disciplines: