The Collaborative International Dictionary of English. 2000.
-ons — 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] … The Collaborative International Dictionary of English
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] … The Collaborative International Dictionary of English
