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cardiotachometer

American  
[kahr-dee-oh-ta-kom-i-ter, -tuh-] / ˌkɑr di oʊ tæˈkɒm ɪ tər, -tə- /

noun

  1. an instrument for measuring the heart rate.

Etymology

Origin of cardiotachometer

First recorded in 1925–30; cardio- + tachometer

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.

By means of the cardiotachometer, machine with amplifying vacuum tubes, the tiny electrical current generated by each heart beat makes its record on a paper tape, like those in stock brokers' offices.

From Time Magazine Archive

From the electrodes ran 60-ft. wires to a "cardiotachometer," which Dr. Boas devised.

From Time Magazine Archive

Vacuum tubes in the cardiotachometer amplified the heart action current which thereupon operated a counting device and a recording pen.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.