Definition of "lipid" []

• Any of a group of organic compounds, including the fats, oils, waxes, sterols, and triglycerides, that are insoluble in water but soluble in nonpolar organic solvents, are oily to the touch, and together with carbohydrates and proteins constitute the principal structural material of living cells. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Hemolysis, jaundice, changes in lipid profile, oxidative stress, renal dysfunction and death"
• "Nearly all heart attack survivors benefit from long-term lipid therapy."
• "I thought I might exploit lateral diffusion in lipid layers for the purpose."