[mass noun](Medicine)degeneration of the walls of the arteries caused by accumulated fatty deposits and scar tissue, and leading to restriction of the circulation and a risk of thrombosis (医)动脉粥样化。 参见 atherosclerosis ■the fatty material which forms plaques in the arteries (造成动脉粥样化的)脂肪物质;粉瘤
派生 atheromatous adjective 语源
late 16th cent.: via Latin from Greek athērōma, from athērē, atharē 'groats'