βραχίων

English (LSJ)

[ῑ], ονος, ὁ,

   A arm (opp. πῆχυς, Pl.Ti.75a, but = πῆχυς, Arist.MA698b2), Il.13.529, Hdt.5.12, X.Eq.12.5, Arist.HA493b26, etc.; πρυμνὸς βραχίων the shoulder, Il.13.532, 16.323; also, shoulder of beasts, ib.594b13:—Poet. as a symbol of strength, ἐκ βραχιόνων by force of arm, E.Supp.478.
βρᾰχίων [Ion. ῐ, Att. ῑ], βράχιστος, Comp. and Sup. of βραχύς.