Prytaneum :: Prytaneum (n.) A public building in certain Greek cities; especially, a public hall in Athens regarded as the home of the community, in which official hospitality was extended to distinguished citizens and strangers..
Prytanis :: Prytanis (n.) A member of one of the ten sections into which the Athenian senate of five hundred was divided, and to each of which belonged the presidency of the senate for about one tenth of the year..
Prytany :: Prytany (n.) The period during which the presidency of the senate belonged to the prytanes of the section.