Origin: Anc Greek
φως/phos(=light) > (genitive φωτός/photos=of light)
+ λίπος/λίπος(=fat, grease) >λίπος > verb λείβω/livo(=grease)
+ίδιο/-idio(=ide, suffix meaning a member or a part of group)
Phospholipids are a class of lipids which are consisting of a glycerol bound to two fatty acids (lipophilic) and a polar phosphate group soluble in water (hydrophilic) .Phospolipids are major component of all cell membranes as they can form lipid bilayers.