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telharmonium

American

[tel-hahr-moh-nee-uhm] / ˌtɛl hɑrˈmoʊ ni əm /

noun

a musical keyboard instrument operating by alternating currents of electricity which, on impulse from the keyboard, produce music at a distant point via telephone lines.

Etymology

Origin of telharmonium

tel- ¹ + harmonium

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.