/ɑ:ˌtɪəriəʊskləˈrəʊsɪs ||; ɑrˈtɪrɪˌosklɪˈrosɪs/noun [U] (
medical医学) a condition in which the walls of the
ARTERIES(= the tubes that carry blood from the heart to the other parts of the body)become thick and hard, making it difficult for blood to flow 动脉硬化