pacemaker.
Specialized cells which stimulate the heart to beat.
Meaning & usage
Specialized cells which stimulate the heart to beat.
natural pacemaker
cardiac pacemaker
A medical implement that is used to stimulate a heart to beat by simulating the action of the natural pacemaker.
artificial pacemaker
One who sets the pace in a race, to guide the others.
Where this word comes from
From pace + maker.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.