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phospholipid

American  
[fos-foh-lip-id] / ˌfɒs foʊˈlɪp ɪd /

noun

Biochemistry.
  1. any of a group of fatty compounds, as lecithin, composed of phosphoric esters, and occurring in living cells.


phospholipid British  
/ ˌfɒsfəˈlɪpɪd /

noun

  1. Also called: phosphatide.  any of a group of compounds composed of fatty acids, phosphoric acid, and a nitrogenous base: important constituents of all membranes

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

phospholipid Scientific  
/ fŏs′fō-lĭpĭd /
  1. Any of various phosphorus-containing lipids, such as lecithin, that are composed mainly of fatty acids, a phosphate group, and a simple organic molecule such as glycerol. Phospholipids are the main lipids in cell membranes.


Etymology

Origin of phospholipid

First recorded in 1925–30; phospho- + lipid

Vocabulary lists containing phospholipid

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Their preclinical research, published December 22 in Proceedings of the National Academy of Sciences, suggests that replacing a missing phospholipid in the bloodstream could help restore normal brain blood flow and ease dementia-related symptoms.

From Science Daily Dec. 25, 2025

The fatty acid composition, phospholipid composition, and protein composition, including casein and whey protein genetic variations, were, in general, remarkably similar.

From Science Daily Mar. 27, 2024

These channels facilitate water transportation across cells more rapidly than diffusion through the membrane phospholipid bilayer.

From Science Daily Dec. 21, 2023

A phospholipid is an amphipathic molecule, meaning it has a hydrophobic and a hydrophilic part.

From Textbooks Jun. 9, 2022

A virion consists of a nucleic-acid core, an outer protein coating, and sometimes an outer envelope made of protein and phospholipid membranes derived from the host cell.

From Textbooks Apr. 25, 2013

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