palpĭtātĭo, ōnis, f. [palpito],
a frequent and rapid motion , a palpitation : cordis, a palpitation of the heart , Plin. 32, 5, 18, § 49: oculorum, a blinking , id. 32, 10, 46, § 132: partium singularum, id. 11, 4, 3, § 10.