低密度ていみつどリポ蛋白質たんぱくしつていみつどリポたんぱくしつMeanings1nounlow-density lipoprotein; LDLMedical term for the lipoprotein that carries cholesterol to tissues; often called 'bad cholesterol' in lay contexts.低てい密みつ度どリポ蛋たん白ぱく質しつは