from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A colorless oily liquid, C10H18O, derived from eucalyptus and used in pharmaceuticals, flavoring, and perfumery. Also called cineole.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A polycyclic monoterpenoid ether, obtained from eucalyptus oil, used in perfumery and in the production of pharmaceuticals etc.
from the GNU version of the Collaborative International Dictionary of English
- n. A volatile, terpenelike oil (C10H18O), which is the main constituent of the oil of eucalyptus. It has cockroach repellent activity and is used as a flavoring aid in pharmaceuticals. Chemically it is 1,3,3-trimethyl-2-oxabicyclo-[2,2,2]-octane.
from The Century Dictionary and Cyclopedia
- n. A volatile, colorless, limpid oil having a strong aromatic odor, obtained from Eucalyptus globulus.
- n. This substance is apparently identical with cineol, C10H18O; it occurs in many species of Eucalyptus besides E. Globulus.
Sorry, no etymologies found.