pulsation
pronunciation
How to pronounce pulsation in British English:
UK [pʌl'seɪʃn]
How to pronounce pulsation in American English:
US [pʌlˈseʃən]
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- Noun:
- (electronics) a sharp transient wave in the normal electrical state (or a series of such transients)
- a periodically recurring phenomenon that alternately increases and decreases some quantity
- the rhythmic contraction and expansion of the arteries with each beat of the heart
Word Origin
- pulsation (n.)
- early 15c., from Middle French pulsation (14c.) and directly from Latin pulsationem (nominative pulsatio) "a beating or striking," noun of action from past participle stem of pulsare "to beat, strike, push against' hammer, keep hitting," figuratively "drive forth, disturb, disquiet," frequentative of pellere (past participle pulsus) "to beat, strike" (see pulse (n.1)).
Example
- 1. A struck person may have no pulse , breath or heart pulsation , but normally , can be revived by cardiopulmonary resuscitation ( CPR ) .
- 2. When the cardiovascular pulsation is weak even under cardiopulmonary bypass ( CPB ), pulse oxygen saturation at finger tip cannot be detected , but tissue oxygenation still can be monitored by NIRS .
- 3. Tess \'s face and neck reflected the same warmth , which each gem turned into an Aldebaran or a Sirius - a constellation of white , red , and green flashes , that interchanged their hues with her every pulsation .
- 4. The LPV direct torque control used a method of stator voltage space vectors subdivision to decrease the torque pulsation .
- 5. The authors also discuss the physical-chemical conditions in the pulsation stage according to the characteristics of the fluid inclusions .