Bradycardia

//bɹæ.dɪˈkɑː(ɹ).di.ə// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The condition of having a slow heartbeat, defined as under 60 beats per minute for an adult. countable, uncountable

    "Both CRT-Ds and ICDs are implanted under the skin, in the patient’s upper chest area. The devices have wires called leads that attach to the heart and regulate the rhythm of the muscle. Defibrillators help patients with bradycardia – a slow heartbeat – by pacing the heartbeat and those with tachycardia – a fast heartbeat – by delivering shocks that reset heartbeats to normal."

  2. 2
    abnormally slow heartbeat wordnet

Synonyms

All synonyms
brachycardiabrachycardiabradyrhythmiaoligocardia

Example

More examples

"Both CRT-Ds and ICDs are implanted under the skin, in the patient’s upper chest area. The devices have wires called leads that attach to the heart and regulate the rhythm of the muscle. Defibrillators help patients with bradycardia – a slow heartbeat – by pacing the heartbeat and those with tachycardia – a fast heartbeat – by delivering shocks that reset heartbeats to normal."

Etymology

From Ancient Greek βραδύς (bradús, “slow”) + καρδία (kardía, “heart”), equivalent to brady- + -cardia.

Related phrases

atrioventricular block

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.