palpitate

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Related to palpitatingly: expostulation, sedately, palpating

palpitate

[pal′pitāt]
Etymology: L, palpitare, to flutter
to pulsate rapidly, as in the unusually fast beating of the heart under various conditions of stress and in certain heart problems.

pal·pi·tate

(pal'pi-tāt)
1. To beat with excessive rapidity; throb, as in the rapid beating of the heart during periods of stress or specified heart conditions.
2. To move with a slight tremulous motion; tremble, shake, or quiver.
[L. palpito, to pulsate]

palpitate

(păl′pĭ-tāt) [L. palpitatus, throbbing]
1. To cause to throb.
2. To throb or beat intensely or rapidly, usually said of the heart.