διαίρω
ἀσκεῖν περὶ τὰ νοσήματα δύο, ὠφελεῖν ἢ μὴ βλάπτειν → strive, with regard to diseases, for two things — to do good, or to do no harm | as to diseases, make a habit of two things — to help, or at least, to do no harm
English (LSJ)
aor.
A διῆρα D.H.1.35:—raise up, lift up, δ. ἄνω τὸν αὐχένα X.Eq.10.3: metaph., exaggerate, τὰ πράγματα Ph.2.575:—Med., rise, become prominent, of the breasts, Hp.Gland.16; lift up oneself, πρὸς τὴν τῶν ὅλων θέαν Arist.Mu.391a3: c. acc., lift up what is one's own, δ. τὴν βακτηρίαν Plu.Lys.15; τοὺς ἄκοντας Luc.Tox.40; τόσον δ. take so much on oneself, dub. l. in Pl.Ax.370b:—Pass., δ. πρός, εἰς ὕψος, Ph.2.510, 619: metaph., πρὸς ἀλαζονείαν Plu.2. 116e. II separate, remove, τὸν πόλεμον ἀπό . . Plu.Ages.15:— Med., διαράμενος (sc. τοὺς πόδας) with long strides, Thphr.Char.3.6. 2 δ. τὸ στόμα open one's mouth, D.19.112,207: hence Rhet., διηρμένος lofty, sublime, D.H.Rh.6.6, Vett.Cens.5.3, Longin.2.2, Hermog. Id.2.9; λέξις ib.1.1; ποιητική Luc.Hist.Conscr.45. III intr. (sc. ἑαυτόν, etc.), lift oneself over, cross, τὸ πέλαγος, of swans, Arist.Fr.344; τὸν πόρον Plb.1.37.1; εἰς Σαρδόνα ib.24.5, etc.; τὴν ἀκτήν D.H. l.c.