Bailly
ου [ᾰᾰῑ] adj. m. de chaume, A. TR.
5, p. 261.
Étym. κάλαμος.
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LSJ
ου, ὁ, = καλάμινος, reed-like, στύραξ Alex.Trall. 5.4, al., Aët. 1.133. ὁ κ. ἥρως, perh. the hero of the probe or, of the splints, nickname of Aristomachus, a surgeon who had a statue at Athens, called ὁ ἥρως ὁ ἰατρός, D. 18.129, cf. 19.249.
Liddell-Scott-Jones, Greek-English Lexicon (9th ed., 1940)