pīˈperəˌkān, pə̇ˈp- noun
( -s )
Etymology: piper idine + c ocaine
: a base C 6 H 5 COO(CH 2 ) 3 (NC 5 H 9 )CH 3 derived from piperidine and benzoic acid and used in the form of its crystalline hydrochloride as a topical, infiltration, and spinal anesthetic