a the rhythmic contraction and expansion of an artery at each beat of the heart, often discernible to the touch at points such as the wrists
b a single pulsation of the heart or arteries
a a transient sharp change in voltage, current, or some other quantity normally constant in a system
b one of a series of such transient disturbances, usually recurring at regular intervals and having a characteristic geometric shape
c (as modifier)
a pulse generator (Less common name)
a a recurrent rhythmic series of beats, waves, vibrations, etc.
b any single beat, wave, etc., in such a series
4 bustle, vitality, or excitement
the pulse of a city
5 the feelings or thoughts of a group or society as they can be measured
the pulse of the voters
keep one's finger on the pulse to be well-informed about current events
7 intr to beat, throb, or vibrate
(C14 pous, from Latin pulsus a beating, from pellere to beat)
English Collins Dictionary - English Definition & Thesaurus
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"Collins English Dictionary 5th Edition first published in 2000 © HarperCollins Publishers 1979, 1986, 1991, 1994, 1998, 2000 and Collins A-Z Thesaurus 1st edition first published in 1995 © HarperCollins Publishers 1995"