心しん筋きん梗こう塞そくしんきんこうそくFreq.FrequencyTop 50,000Meanings1nounmyocardial infarction; heart attackmedicine›Medical term for a heart attack caused by blockage of a coronary artery. In everyday Japanese, 心臓発作 is also used for heart attack, but 心筋梗塞 specifically refers to myocardial infarction.父ちちは心しん筋きん梗こう塞そくで入