1) Glyceryl ester 2) Olein 1) Olein 
Triolein is a symmetrical triglyceride derived from glycerol and three units of the unsaturated fatty acid oleic acid. Most triglycerides are unsymmetrical, being derived from mixtures of fatty acids. Triolein represents 4-30% of olive oil. Triolein is also known as glyceryl trioleate and is one of the two components of Lorenzo`s oil. ...
• (n.) See Olein.
Triolein is the principal component of olive oil. Triolein is a triglyceride -- it consists of glycerol with three ester linkages. It may be hydrolysed (breaking the ester linkages) to form oleate ions in a saponification reaction. 
Type: Term Pronunciation: trī-ō′lē-in Synonyms: olein
[n] - a naturally occuring glyceride of oleic acid that is found in fats and oils
olein noun a naturally occuring glyceride of oleic acid that is found in fats and oils