pulsations

Noun

pulsation (countable and uncountable, plural pulsations)

1. The regular throbbing of the heart, an artery etc. in a living body; the pulse.
   • Pulsation had ceased. For three days the body was preserved unburied, during which it had acquired a stony rigidity.1844, Edgar Allan Poe, The Premature Burial
2. Any rhythmic beating, throbbing etc.
   • Lo! as a dove when up she springs
     ⁠To bear thro’ Heaven a tale of woe,
     ⁠Some dolorous message knit below
     The wild pulsation of her wings;
     Like her I go; I cannot stay;
     ⁠I leave this mortal ark behind […]1850, [Alfred, Lord Tennyson], “Canto XII”, in In Memoriam, London: Edward Moxon, […], →OCLC
3. The rhythmic increase and decrease of size in naked zoospores and plasmodia.
4. (archaic) Physical striking; a blow.
   • By the Cornelian law, pulsation as well as verberation is prohibited.1765–1769, William Blackstone, Commentaries on the Laws of England, (please specify |book=I to IV), Oxford, Oxfordshire: […] Clarendon Press, →OCLC
5. A single beat, throb or vibration.