pul ‧ sa ‧ tion /pʌlˈseɪʃ ə n/ BrE AmE noun [uncountable and countable] technical
a beat of the heart or any regular movement that can be measured:
the pulsations of the baby’s heart
muscular pulsation
pul ‧ sa ‧ tion /pʌlˈseɪʃ ə n/ BrE AmE noun [uncountable and countable] technical
a beat of the heart or any regular movement that can be measured:
the pulsations of the baby’s heart
muscular pulsation
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012