Meaning

noun an amount of time

noun the interval taken to complete one cycle of a regularly repeating phenomenon

noun (ice hockey) one of three divisions into which play is divided in hockey games

originFrom Middle English periode, from Middle French periode, from Medieval Latin periodus, from Ancient Greek περίοδος (períodos, “circuit, orbit, a recurring interval of time, path around”), from περι- (peri-, “around”) + ὁδός (hodós, “way”). Displaced native Middle English tide (“interval, period, season”), from Old English tīd (“time, period, season”), as well as Middle English elde (“age,…

Etymology from Wiktionary, CC BY-SA 3.0