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Showing results for pacemaker. Search instead for pacema.
Definitions

pacemaker

[peys-mey-ker] / ˈpeɪsˌmeɪ kər /
NOUN
front-runner
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Eleven U.S. innovations, such as cornflakes, the implantable pacemaker and the microwave, were born from accidental discoveries.

From The Wall Street Journal • Apr. 4, 2026

The first wholly implantable pacemaker was placed in a dog in 1958 and in a human two years later.

From The Wall Street Journal • Apr. 4, 2026

Guthrie's pacemaker was disconnected from her phone app on the night of her disappearance.

From BBC • Feb. 18, 2026

Nancy’s pacemaker app shows a disconnect from the phone, Nanos said.

From Los Angeles Times • Feb. 8, 2026

In medicine, a new generation of pacemaker could regulate a person’s heartbeat for decades, rather than needing to be replaced every two years.

From "Reaching for the Moon" by Katherine Johnson