- a colorless liquid obtained from the wood of the camphor tree by distillation and separation from the solid camphor, used in varnish, soaps, and shoe polish, and in medicine chiefly as a rubefacient.
Origin of camphor oil
First recorded in 1830–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- The oil that is obtained from the wood of the camphor tree and is used to make camphor. It is extracted from the wood by steam distillation.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.