MelliticMel*lit"ic\, a. [Cf. F. mellitique. See Mellite.] (Chem.) (a) Containing saccharine matter; marked by saccharine secretions; as, mellitic diabetes. (b) Pertaining to, or derived from, the mineral mellite. Mellitic acid (Chem.), a white, crystalline, organic substance, C6(CO2H)6, occurring naturally in combination with aluminium in the mineral mellite, and produced artificially by the oxidation of coal, graphite, etc., and hence called also graphitic acid.