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Etymology: Gk, aeirein, to raise; AS, thyrlian
a palpable chest vibration caused by aortic stenosis or an aortic aneurysm. It is usually felt in systole by placing the flat of the hand or the fingertips on the second intercostal space to the right of the sternum.
A thrill perceived over the aorta or aortic valve.
See also: thrill