Wiktionary
lysophosphatidylcholine
n. (context organic chemistry English) Any derivative of phosphatidylcholine in which one or both acyl derivatives have been removed by hydrolysis
Wikipedia
Lysophosphatidylcholine
Lysophosphatidylcholines (LPC, lysoPC), also called lysolecithins, are a class of chemical compounds which are derived from phosphatidylcholines.