a resin obtained from the camphor tree; used in making celluloid and liniment
source: WordNet 3.0
A tough, white, aromatic resin, or gum, obtained from different species of the Laurus family, esp. from Cinnamomum camphora (the Laurus camphora of Linnæus.). Camphor, C10H16O, is volatile and fragrant, and is used in medicine as a diaphoretic, a stimulant, or sedative.
source: Webster 1913
verb
To impregnate or wash with camphor; to camphorate.