increased circulating triglyceride level MP:0001552 MP:0005142 MPheno.ontology elevated plasma triacylglycerol level elevated plasma triglyceride level elevated serum triacylglycerol level elevated serum triglyceride level greater concentration of naturally occurring esters of three fatty acids and glycerol in the blood; triglycerides are widespread in adipose tissue, commonly circulate in the blood in the form of lipoproteins, and are involved in the process of bidirectional transference of adipose fat and blood glucose with the liver hypertriglyceridemia increased triglyceride level abnormal circulating triglyceride level