From Longman Dictionary of Contemporary Englishlipidlip‧id /ˈlɪpɪd/ noun [countable] technicalHB one of several types of fatty substances in living things, such as fat, oil, or wax
Examples from the Corpus
lipid• In the first type the diet is high in alcohol, protein, and lipids.• Likewise, no chart recorded either a blood lipid profile or any laboratory test relevant to diabetes.• Usually it is covert and can only be diagnosed by specifically measuring blood lipids.• It also plays an important role in lipid, carbohydrate, and protein metabolism of adults.• The Catalina skeleton on the seafloor is slowly releasing its lipids.• All other lipids were purchased from Sigma Chemical Co.• Such lipid accumulation frequently leads to mental retardation or progressive loss of central nervous system functions.• Museum curators know this because whale bones stashed on archival shelves will weep lipids for decades.Origin lipid (1900-2000) French lipide, from Greek lipos “fat” 