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sesquialtera


Definition of sesquialtera

adjective

Music
  • relating to or denoting a ratio of 3:2, as in an interval of a fifth.
  • denoting a mixture stop in an organ, typically consisting of two ranks of narrow-scaled open flue pipes.

Origin:

late Middle English: from Latin, feminine of sesquialter, from sesqui (see sesqui-) + alter 'second'

sesquialtera in other Oxford dictionaries

Definition of sesquialtera in the US English dictionary