A sudden attack, blow, stroke, or seizure, as in a sunstroke, the sting of an insect, pulsation of an artery, etc.
The pulse.
The stress of voice laid upon an accented syllable of a word. Compare arsis.
In conducting, the indication of a musical event, most often the beat of the tempo or the entry of a section of the orchestra.
The process which causes an infarct.
An infarct (an area of ischemic necrosis).