A nach As umstimmen – Definition in music

Definition of the German term A nach As umstimmen in music:

retune A to A-flat

Language

German

Variant

A nach As

German musical terms related to A nach As umstimmen:

A – A (note name)...
As – A-flat (note name)
nach – to...
umstimmen – to retune, to tune to a different pitch...