coracosteon

‖ coracosteon Zool.

(kɒrəˈkɒstiːən)

[mod.L., f. Gr. κορακο- raven + ὀστέον bone.]

A term applied to an additional symmetrical osseous centre formed in the sternum in certain birds. Hence coraˈcosteal a., as in coracosteal ossification.

in Syd. Soc. Lex.