Carbolic \Car*bol"ic\ (k[aum]r*b[o^]l"[i^]k), a. [L. carbo coal + oleum oil.]

(Chem.) Pertaining to, or designating, an acid derived from coal tar and other sources; as, carbolic acid (called also phenic acid, and phenol). See Phenol.

Source: Webster's Revised Unabridged Dictionary (1913)