abnormal circulating lipid level abnormal circulating triglyceride level abnormal 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 csmith 2013-04-04T16:10:51Z MPheno.ontology MP:0011969