English edit

Etymology edit

From Late Latin tetraeteris, from Ancient Greek τετραετηρίς (tetraetērís), from τετρα- (tetra-, four) + ἔτος (étos, year).

Pronunciation edit

Noun edit

tetraeterid (plural tetraeterids)

  1. Alternative form of tetraeteris: A four-year period, particularly (historical) those used in ancient Egyptian and Greek astronomical calculations.

References edit