Palpitation - Dictionary Definition and Overview

Palpitation : (noun)
1: a rapid and irregular heart beat
2: a shaky motion; "the shaking of his fingers as he lit his pipe" [syn: shaking, shakiness, trembling, quiver, quivering, vibration]

Based on WordNet 2.0

Palpitation : \Pal`pi*ta"tion\, n. [L. palpitatio: cf. F. palpitation.] A rapid pulsation; a throbbing; esp., an abnormal, rapid beating of the heart as when excited by violent exertion, strong emotion, or by disease.

Based on WordNet (r) 2.0 (August 2003)