cobaltic, a. [Cf. F. cobaltique.].
Pertaining to, derived from, or containing, cobalt; -- said especially of those compounds in which cobalt has higher valence; as, cobaltic oxide. [1913 Webster]
Luteo-cobaltic compounds (Chem.), an extensive series of complex yellow compounds of ammonia and cobaltic salts. -- Roseo-cobaltic compounds (Chem.), an extensive series of complex red compounds of cobalt and ammonia. Modifications of these are the purpureo-cobaltic compounds.