ischaemic heart disease (IHD, coronary heart disease, CHD) n. a disease in which the supply of oxygen to the myocardium is inadequate, usually as a result of narrowing of the lumen of the coronary arteries by atheroma. The main symptom is chest pain of varying intensity. Untreated, it can lead to coronary thrombosis and myocardial infarction.

ischaemic heart disease Or coronary heart disease. Group of syndromes arising from failure of the coronary arteries to supply sufficient blood to heart muscles; associated with atherosclerosis of coronary arteries. See also angina.