{ Carbonade (?), Carbonado (?), } n. [Cf. F. carbonnade, It. carbonata, Sp. carbonada, from L. carbo coal.] (Cookery) Flesh, fowl, etc., cut across, seasoned, and broiled on coals; a chop. [Obs.]
[1913 Webster]

Carbonado (?), n.; pl. Carbonadoes (#). [Pg., carbonated.] (Min.) A black variety of diamond, found in Brazil, and used for diamond drills. It occurs in irregular or rounded fragments, rarely distinctly crystallized, with a texture varying from compact to porous.
[1913 Webster]