noun Chemistry, Biochemistry.
- any of a group of esters obtained from glycerol by the replacement of one, two, or three hydroxyl groups with a fatty acid: the principal constituent of adipose tissue.
noun
- any fatty-acid ester of glycerol
compound of glycerol and organic acids; see glycerin + -ide.
n.
- A natural or synthetic ester of glycerol and fatty acids.
- Any of various esters formed when glycerol reacts with a fatty acid. The fatty acids can react with one, two, or all three of the hydroxyl groups of the glycerol, resulting in mono-, di-, and triglycerides, respectively. Triglycerides are the main components of plant and animal oils and fats.