τριςήμερος

ον, τρισημεραι
A. tertian, of a fever, prob. in Arch.Pap. 1.425 (τρισοιμ‐ Pap.); τρισημεραι = triduum is f. l. for τρεῖς ἡμέραι in Gloss.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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