relating to the heart, particularly the arteries that take blood to the heart 冠状动脉的 coronary (heart) disease 冠状动脉（心脏）病 a coronary patient (= somebody suffering from coronary disease) 冠状动脉疾病患者 He had collapsed and died of a massive coronary. 他昏倒了，死于巨大的冠状动脉。
Oxford Collocations DictionaryCoronary is used with these nouns:- bypass
Word Originmid 17th cent. (in the sense ‘resembling a crown’): from Latin coronarius, from corona ‘wreath, crown’.