8 results for: heartbeat

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Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

heart·beat

Audio Help [hahrt-beet] Pronunciation Key

–noun Physiology.

a pulsation of the heart, including one complete systole and diastole.

[Origin: 1840–50; heart + beat

]

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

Encyclopædia Britannica, Inc.
heartbeat

To learn more about heartbeat visit Britannica.com

American Heritage Dictionary - Cite This Source - Share This

heart·beat Audio Help (härt'bēt') Pronunciation Key
n.

A single complete pulsation of the heart.
A vital force or driving impulse: Broadway is the heartbeat of the New York City theater world.
An instant: The police arrived at the scene in a heartbeat.

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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

WordNet - Cite This Source - Share This

heartbeat
noun
1.	the rhythmic contraction and expansion of the arteries with each beat of the heart; "he could feel the beat of her heart" [syn: pulse]
2.	a very short time (as the time it takes the eye to blink or the heart to beat); "if I had the chance I'd do it in a flash"
3.	an animating or vital unifying force; "New York is the commercial heartbeat of America"

Kernerman English Multilingual Dictionary (Beta Version) - Cite This Source - Share This
ˈheartbeat noun

(the sound of) the regular movement of the heart

Arabic:	دَقّات القَلْب
Chinese (Simplified):	心搏
Chinese (Traditional):	心跳
Czech:	tep
Danish:	hjerteslag
Dutch:	hartslag
Estonian:	südametukse
Finnish:	sydämenlyönti
French:	battement de coeur
German:	der Herzschlag
Greek:	καρδιοχτύπι
Hungarian:	szívverés
Icelandic:	hjartsláttur
Indonesian:	denyut jantung
Italian:	battito cardiaco*

Japanese:	心臓の鼓動
Korean:	심장의 고동
Latvian:	sirdspuksti
Lithuanian:	širdies plakimas
Norwegian:	hjerteslag, *-bank
Polish:	bicie serca
Portuguese (Brazil):	batimento cardíaco
Portuguese (Portugal):	batimento cardiáco
Romanian:	bătaie a inimii
Russian:	сердцебиение
Slovak:	tep
Slovenian:	bitje srca
Spanish:	latido del corazón
Swedish:	hjärtslag
Turkish:	kalp atışı

American Heritage Stedman's Medical Dictionary - Cite This Source - Share This

heart·beat (härtbt)
n.

A single complete pulsation of the heart.

Merriam-Webster's Medical Dictionary - Cite This Source - Share This

Main Entry: heart·beat
Pronunciation: 'härt-"bEt
Function: noun
: one complete pulsation of the heart

Free On-line Dictionary of Computing - Cite This Source - Share This

heartbeat
1. 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.
[The Jargon File]
(1996-03-12)

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