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heptachord
American
[hep-tuh-kawrd]
/ ˈhɛp təˌkɔrd /
noun
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a musical scale of seven notes.
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an interval of a seventh.
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an ancient Greek stringed instrument.
Etymology
Origin of heptachord
From the Greek word heptáchordos, dating back to 1720–30. See hepta-, chord 1
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.
