LSJ
τό, Dim. of ἀντηρίς, stanchion supporting the base of a torsion-engine, Hero Bel. 89.4.
support, base, Milet.7 p. 60 (ii BC), Haussoullier Cinquantenaire de l΄École des Hautes Études p. 89 (ii BC).
Liddell-Scott-Jones, Greek-English Lexicon (9th ed., 1940)
Pape
τό, Vitruv., dim. von ἀντηρίς.
Pape, Griechisch-deutsches Handwörterbuch (3. Aufl., 1914)