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phonocardiograph

American

[foh-nuh-kahr-dee-uh-graf, -grahf] / ˌfoʊ nəˈkɑr di əˌgræf, -ˌgrɑf /

noun

Medicine/Medical.

an instrument for graphically recording the sound of the heartbeat.

Other Word Forms

Derived Forms

phonocardiography

noun

Etymology

Origin of phonocardiograph

First recorded in 1925–30; phono- + cardiograph

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.