Definition of phenacaine
: a crystalline base C18H22N2O2 or its hydrochloride used as a local anesthetic
Origin and Etymology of phenacaine
probably from phenetidine + acet- + -caine
First Known Use: 1907See Words from the same year
Seen and Heard
What made you want to look up phenacaine? Please tell us where you read or heard it (including the quote, if possible).