open diapason

noun

1. diapason4

Word History and Origins

Origin of open diapason¹

First recorded in 1870–75

Example Sentences

There was also a posaune, a 32 ft. open diapason, and a mixture of 10 ranks.

From Project Gutenberg

Their stop is the open diapason, and their harmony is the harmony of large intervals and full chords.

From Project Gutenberg

They are of several kinds, as open diapason, stopped diapason, double diapason.

From Project Gutenberg