Epiperipheral :: Epiperipheral (a.) Connected with, or having its origin upon, the external surface of the body; -- especially applied to the feelings which originate at the extremities of nerves distributed on the outer surface, as the sensation produced by touching an object with the finger; -- opposed to entoperipheral..
Piperic :: Piperic (a.) Pertaining to, or derived from, or designating, a complex organic acid found in the products of different members of the Pepper family, and extracted as a yellowish crystalline substance..
Piperidine :: Piperidine (n.) An oily liquid alkaloid, C5H11N, having a hot, peppery, ammoniacal odor. It is related to pyridine, and is obtained by the decomposition of piperine..
Piperine :: Piperine (n.) A white crystalline compound of piperidine and piperic acid. It is obtained from the black pepper (Piper nigrum) and other species.