διακραῖος

From LSJ

ἑὰν δὲ προσποιούμενος ᾗ τὰ μαθήματά πως ἀπείρως προβάλλων, οὐκ ἔστιν αἰτίας ἔξω → But should one profess knowledge as he puts forward something in an inexperienced way, he is not without blame (Pappus 3.1.30.31f.)

Source

Spanish (DGE)

-η, -ον
bifurcado, dividido διακραίην ἐκφύσασα ἔναιμον dando lugar a (una vena) bifurcada llena de sangre Hp.Oss.18.