Home Diabetes Glossary myocardial infarction myocardial infarction Friday,January 4, 2023 ByDiabetesCare.net by DiabetesCare.net | Jan 4, 2023 | 0 comments (my-oh-KAR-dee-ul in-FARK-shun): an interruption in the blood supply to the heart because of narrowed or blocked blood vessels. Also called a heart attack. Submit a Comment Cancel replyYou must be logged in to post a comment.