ヘパリンへぱりんFreq.FrequencyTop 100,000Meanings1nounheparinMedical term for an anticoagulant substance used to prevent blood clotting.手しゅ術じゅつ後ご、血けっ栓せんを防ふせぐためにヘパリンが投とう与よされた。After surgery, heparin was administered to prevent blood clots.