fixed oil

noun, Chemistry
1.
a natural vegetable or animal oil that is nonvolatile, as lard oil, linseed oil, etc.
Also called fatty oil.
Origin
1790-1800
British Dictionary definitions for fixed oil

fixed oil

noun
1.
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
fixed oil in Medicine

fixed oil n.
A nonvolatile oil, especially a fatty oil of vegetable origin.