πενταετηρίς
From LSJ
τούτων γάρ ὄνομα μόνον κοινόν, ὁ δέ κατά τοὔνομα λόγος τῆς οὐσίας ἕτερος → though they have a common name, the definition corresponding with the name differs for each (Aristotle, Categoriae 1a3-4)
English (LSJ)
ίδος, ἡ,
A = πεντετηρίς I, Lycurg.102, Arist.Pol.1308b1, Tab.Heracl.1.105, etc.; = Lat. lustrum, Plb.6.13.3; = quinquennalia, D.C.54.19. II as Adj. coming every fourth year, π. ἑορτά Pi.O.10(11).57, N.11.27 ; alone in same sense, Id.O.3.21, PMich.Zen.46.8 (iii B. C.), etc.
