heartbeat


heart·beat

noun \ˈhärt-ˌbēt\

: the action or sound of the heart as it pumps blood

Full Definition of HEARTBEAT

1
:  one complete pulsation of the heart
2
:  the vital center or driving impulse
3
:  a brief space of time :  flash —used chiefly in the phrase in a heartbeat

Examples of HEARTBEAT

  1. The patient had a rapid heartbeat.
  2. <I'd accept a job offer from that company in a heartbeat.>

First Known Use of HEARTBEAT

1850

heart·beat

noun \ˈhärt-ˌbēt\   (Medical Dictionary)

Medical Definition of HEARTBEAT

: one complete pulsation of the heart

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