cardioinhibitory

adjective
car·​dio·​in·​hib·​i·​to·​ry | \ ˌkärd-ē-(ˌ)ō-in-ˈhib-ə-ˌtōr-ē, -ˌtȯr- How to pronounce cardioinhibitory (audio) \

Medical Definition of cardioinhibitory

: interfering with or slowing the normal sequence of events in the cardiac cycle the cardioinhibitory center of the medulla