\Lu"te*o*co*balt"ic\, a. (Chem.)
Pertaining to, or designating, certain compounds of cobalt
having a yellow color. Cf. {Cobaltic}.
{Luteocobaltic chloride} (Chem.), a brilliant reddish yellow
   crystalline compound, {Co2Cl6(NH3)12}, obtained by the
   action of ammonium chloride on an ammoniacal solution of
   cobaltic chloride.