心肌 xīnjī myocardium Origin Definitions Defs Strokes Stroke Words Sentences Sents 心肌梗死 xīnjīgěngsǐ heart attack myocardial infarction; a medical emergency where the blood supply to the heart muscle is suddenly blocked心肌梗塞 xīnjīgěngsè heart attack (Taiwan usage) myocardial infarction; heart attack心肌炎 xīnjīyán myocarditis