ἑᾶνός

From LSJ

τὰ πρὸ Εὐκλείδου ἐξετάζειν → investigate what happened before the flood, investigate what happened in the distant past, investigate what happened before Euclid, investigate what happened before the year of Euclid

Source

English (Autenrieth)

(ϝέννῦμι): enveloping, clinging, hence soft or fine; epith. of clothing and woven fabrics; also of tin, ‘pliant,’ Il. 18.613.