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"
The Word for World Is Forest and other fictional works set in the Hainish universe recount the efforts to re-establish a galactic civilization. Explorers from Hain as well as other planets use interstellar ships taking years to travel between planetary systems, although the journey is shortened for the travelers due to relativistic time dilation, as well as through instantaneous interstellar communication using the ansible, introduced in "The Dispossessed". At least two "thought experiments" are used in each novel; the background idea of a common origin for all the humanoid species, and a second idea unique to each novel. In "The Word for World is Forest", the