LSJ
ὁ, maker of strings for musical instruments, Poll. 7.154, who also has χορδοποιΐα, ἡ, the art or trade of such a person, Adj. χορδοποιϊκός, ή, όν, fit for such work, and Adv. -κῶς ibid.
Liddell-Scott-Jones, Greek-English Lexicon (9th ed., 1940)
Pape
Darmsaiten machend, verfertigend, Darmsaitenmacher, Poll. 8.154.
Pape, Griechisch-deutsches Handwörterbuch (3. Aufl., 1914)