Adjective
Capable of being struck or beaten; played by beating or by percussion; as, a tambourine is a pulsatile musical instrument.
Pulsating; throbbing, as a tumor.
Source: Webster's dictionaryAortic pressure is highest at the aorta and becomes less pulsatile and lower pressure as blood vessels divide into arteries, arterioles, and capillaries such that flow is slow and smooth for gases and nutrient exchange. Source: Internet
As far back as the late 1960s, researchers pinned the blame on the same vascular mechanisms—rapid constriction and dilation of blood vessels—that were responsible for the aura and pulsatile pain phases of migraine headaches. Source: Internet
Beta cells within pancreatic islets of Langerhans release insulin in a pulsatile fashion. Source: Internet
However, some people who experience certain types of tinnitus, especially pulsatile tinnitus, are actually hearing the blood rushing through vessels near the ear. Source: Internet