phonocardiogram

noun

pho·​no·​car·​dio·​gram ˌfō-nə-ˈkär-dē-ə-ˌgram How to pronounce phonocardiogram (audio)
: a graphic representation of heart sounds made by means of a microphone, amplifier, and recording equipment

Word History

Etymology

borrowed from German Phonokardiogramm, from phono- phono- + Kardiogramm cardiogram

First Known Use

1911, in the meaning defined above

Time Traveler
The first known use of phonocardiogram was in 1911

Rhymes for phonocardiogram

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Browse Nearby Words

phonocamptic
phonocardiogram
phonocardiography
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Cite this Entry

“Phonocardiogram.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phonocardiogram. Accessed 4 Nov. 2025.

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Medical Definition

phonocardiogram

noun
pho·​no·​car·​dio·​gram ˌfō-nə-ˈkärd-ē-ə-ˌgram How to pronounce phonocardiogram (audio)
: a graphic record of heart sounds made by means of a phonocardiograph

More from Merriam-Webster on phonocardiogram

Britannica.com: Encyclopedia article about phonocardiogram

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