diapason
/ˈdaɪəpəsɒn, -ˌsɔːn/Definitions
1. noun
The interval between two adjacent notes or a musical instrument that produces such an interval.
“The choir’s diapason in the grand cathedral was breathtakingly beautiful.”
2. noun
A range of notes or a particular part of the musical scale.
“She was working on perfecting the diapason to match the melody of her song.”
3. noun
A term used in acoustics for the maximum range or capacity of an organ’s sound.
“The church’s organ had a massive diapason that filled the entire auditorium.”
4. verb
To produce or bring forth music or sound with a wide range.
“The orchestra began to diapason with a resounding melody.”