What (who) is heartbeat - definition
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heartbeat
Your heartbeat is the regular movement of your heart as it pumps blood around your body.
N-SING: oft poss N
heartbeat
1. <networking> The signal emitted by a Level 2 Ethernet
transceiver at the end of every packet to show that the
collision-detection circuit is still connected.
2. A periodic synchronisation signal used by software or
hardware, such as a bus clock or a periodic interrupt.
3. The "natural" oscillation frequency of a computer's clock
crystal, before frequency division down to the machine's clock
rate.
4. A signal emitted at regular intervals by software to
demonstrate that it is still alive. Sometimes hardware is
designed to reboot the machine if it stops hearing a
heartbeat. See also breath-of-life packet, watchdog.
[Jargon File ]
(1996-03-12)
heartbeat
¦ noun a pulsation of the heart.
Phrases
a heartbeat away very close.
Wikipedia
Heartbeat
A heartbeat is one cardiac cycle of the heart.
Heartbeat, heart beat, heartbeats, and heart beats may refer to:
Pronunciation examples for heartbeat
1. revealed no heartbeat.
ted-talks_1356_TyroneHayes_2010W-320k
2. You'd look at heartbeat.
Your Survival Instinct is Killing You _ Marc Schoen _ Talks at Google
3. of Heartbeat Opera.
Opera for the Next Generation _ Heartbeat Opera _ Talks at Google
4. to another heartbeat.
The Girl Who Smiled Beads _ Clemantine Wamariya _ Talks at Google
5. to that heartbeat.
Snowboarding Legend Living Off Grid _ Mike Basich _ Talks at Google
Examples of use of heartbeat
1. Carol Paul was hospitalized Saturday after experiencing an irregular heartbeat.
2. A rapid heartbeat sent him to a hospital in 2005.
3. Oct 1': Blair admitted to hospital with irregular heartbeat.
4. They are the very heartbeat of their communities.
5. Pacemakers are used primarily to speed up the heartbeat.