'Pleurosteon' definitions:

Definition of 'Pleurosteon'

From: GCIDE

Pleurosteon \Pleu*ros"te*on\, n.; pl. L. Pleurostea, E. -ons. [NL., fr. Gr. ? a rib + ? a bone.] (Anat.) The antero-lateral piece which articulates the sternum of birds. [1913 Webster]