heart rate

[hahrt reyt]

noun

1. the number of heartbeats per minute.

heart rate

1. The number of heartbeats per unit of time, usually expressed as beats per minute.

Word History and Origins

Origin of heart rate¹

First recorded in 1870–75

Example Sentences

Even under anaesthesia, it reacts: heart rate rises, hormones surge, blood pressure spikes.

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The polygraph exam uses a device strapped to a subject’s body to measure physiological responses like heart rate, blood pressure and perspiration as the person answers yes-or-no questions.

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The website for Oura, maker of the smart ring that tracks your heart rate, movement and other health metrics, features screenshots of its app interspersed with reassuring reminders in italicized serif.

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And wearables, such as watches and rings able to monitor sleep, heart rate or body temperature, mean that tech's ability to detect initial signs of illness will be another hot topic.

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During these sessions, the researchers monitored heart rate, blood pressure, oxygen uptake efficiency, blood oxygen saturation, and how much effort participants used to breathe.

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