Definition of bradycardia in English:



mass nounMedicine
  • Abnormally slow heart action.

    • ‘Overdrive pacing might improve cardiac function, and thus pulmonary congestion might be ameliorated in patients with heart failure or bradycardia.’
    • ‘Adverse drug effects, which were more common in the rhythm control group, included bradycardia (abnormally low heart rate) and lung problems.’
    • ‘The most common adverse effects are dizziness, worsening of heart failure, symptomatic bradycardia, and hypotension.’
    • ‘Beta blockers should not be administered to patients with heart failure who have bradycardia, heart block or hemodynamic instability.’
    • ‘The patient is still without symptomatic bradycardia, however the heart rate decrease persists despite reducing the dose of concomitant medications.’


Late 19th century: from Greek bradus ‘slow’ + kardia ‘heart’.