prytany
/ˈprɪtənɪ/noun
(pl. -ies)
1- (in ancient Greece) each of the ten divisions of the Athenian Council of Five Hundred（古希腊）（古代雅典）五百人会议议员的十个分会之一。
1.1
- a period of five weeks for which each division presided in turn每个分会轮流主持的五周。
词源
from Greek prutaneia,from prutanis 'prince，ruler'.