fixed oil
noun Chemistry.
a natural vegetable or animal oil that is nonvolatile, as lard oil, linseed oil, etc.
Also called
fatty oil.
Origin of fixed oil
First recorded in 1790–1800
Words nearby fixed oil
British Dictionary definitions for fixed oil
fixed oil
noun
a natural animal or vegetable oil that is not volatile: a mixture of esters of fatty acids, usually triglycerides
Also called: fatty oil Compare essential oil
Medical definitions for fixed oil
fixed oil
n.
A nonvolatile oil, especially a fatty oil of vegetable origin.