Biologically Active Substance
lecithin
lec·i·thin [ les-uh-thin ]
May Treat:
Mental Fatigue
Definitions related to lecithin:
  • A phospholipid with a polar choline found in phosphoester linkage to diacylglycerol.
    NCI
    U.S. National Cancer Institute, 2021
  • Dietary phospholipid containing choline.
    CRCH Nutrition Terminology
    Cancer Research Center of Hawaii, University of Hawaii, 2021
  • A complex mixture of PHOSPHOLIPIDS; GLYCOLIPIDS; and TRIGLYCERIDES; with substantial amounts of PHOSPHATIDYLCHOLINES; PHOSPHATIDYLETHANOLAMINES; and PHOSPHATIDYLINOSITOLS, which are sometimes loosely termed as 1,2-diacyl-3-phosphocholines. Lecithin is a component of the CELL MEMBRANE and commercially extracted from SOYBEANS and EGG YOLK. The emulsifying and surfactant properties are useful in FOOD ADDITIVES and for forming organogels (GELS).
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • Lecithin, any of a group of phospholipids (phosphoglycerides) that are important in cell structure and metabolism. Lecithins are composed of phosphoric acid, cholines, esters of glycerol, and two fatty acids; the chain length, position, and degree of unsaturation of these fatty acids vary, and...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2025
Try this search on: Farlex, Merriam-Webster, Oxford Dictionary, or Wordnik

This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.