adj of or pertaining to xanthin.
2. xanthic ·adj of or pertaining to xanthic acid, or its compounds; xanthogenic.
3. xanthic ·adj possessing, imparting, or producing a yellow color; as, xanthic acid.
4. xanthic ·adj tending toward a yellow color, or to one of those colors, green being excepted, in which yellow is a constituent, as scarlet, orange, ·etc.