n. [ L. oleum oil + E. resin. ] 1. (Chem.) A natural mixture of a terebinthinate oil and a resin. [ 1913 Webster ]
2. (Med.) A liquid or semiliquid preparation extracted (as from capsicum, cubebs, or ginger) by means of ether, and consisting of fixed or volatile oil holding resin in solution. [ 1913 Webster ]