sesquialtera

noun

ses·​qui·​al·​tera

variants or less commonly sesquialter

plural sesquialteras also sesquialters

1

archaic : hemiola sense 2

2

Sesquialtera plural Sesquialteras : an organ mutation flue stop reinforcing the fifth and third above the fundamental (see fundamental entry 2 sense 2a)

Word History

Etymology

New Latin, from Latin, feminine of sesquialter

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