Meaning of phospholipid bilayer

phos'pholip'id bi'layer

Pronunciation: [key]
  1. a two-layered arrangement of phosphate and lipid molecules that form a cell membrane, the hydrophobic lipid ends facing inward and the hydrophilic phosphate ends facing outward. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.