Compounds derived from glycerol in which a primary and the secondary hydroxy groups are esterified with long-chain fatty acids, and the remaining primary one with the mono(2-aminoethyl) ester of phosphoric acid, or with the monoserine ester of phosphoric acid. The term is not recommended. These compounds are preferably designated as (3-phosphatidyl)ethanolamines and (3-phosphatidyl)serines respectively.
See also: phosphatidic acids
PAC, 1995, 67, 1307. 'Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)' on page 1327 (https://doi.org/10.1351/pac199567081307)