camphor

cam·phor

noun \ˈkam(p)-fər\

Definition of CAMPHOR

: a tough gummy volatile aromatic crystalline compound C₁₀H₁₆O obtained especially from the wood and bark of the camphor tree and used topically as a liniment and mild analgesic, as a plasticizer, and as an insect repellent; also : any of several similar compounds (as some terpene alcohols and ketones)

—cam·phor·ic \kam-ˈfȯr-ik, -ˈfär-\ adjective