I.of Place, in or at the right place, hence of parts of the body, ἐν καιρίῳ, κατὰ καίριον in a vital part, Il.; also, of wounds, πέπληγμαι καιρίαν πληγήν, καιρίας πληγῆς τυχεῖν Aesch.; πληγή is sometimes omitted, Hdt.:— adv. -ίως, mortally, Aesch.
II.of Time, in season, seasonable, timely, opportune, Hdt., Trag., etc.; τὰ καίρια timely circumstances, opportunities, Thuc.
2.lasting but for a season, Anth.