dibucaine

noun
di·​bu·​caine | \ dī-ˈbyü-ˌkān, ˈdī-ˌ How to pronounce dibucaine (audio) \

Medical Definition of dibucaine

: a local anesthetic C20H29N3O2 that is used for temporary relief of pain and itching especially from burns, sunburn, insect bites, or hemorrhoids

called also cinchocaine