οὐρᾰχός,ὁ,
A. urachus, a foetal organ connected with the bladder, Gal. UP 15.5 , Id. 4.657 , 2.907 , Sor. 1.57 , 80 .
II. apexof the heart, Hp. Cord. 4 , cf. Aret. SA 1.8 .
III. pl.,οὐ. τῶν ὀφρύων outer endsof the eyebrows,PMed.in Arch.Pap. 4.271
(iii A. D.).
IV. τοὺς καλουμένους οὐ. τῶν καρπίμων stemsorstalks, Ael. NA 6.43 , cf. Dsc. 4.177 .
V. pointof a drill or borer, Apollod. Poliorc. 148.8 .