acoustically

From acoustic +‎ -ally or acoustical +‎ -ly.

acoustically (not comparable)

1. (manner) In an acoustic manner, or using an acoustic musical instrument.
   • 2015 December 4, “Discrimination of Multiple Coronal Stop Contrasts in Wubuy (Australia): A Natural Referent Consonant Account”, in PLOS ONE‎^[1], →DOI:

     Very little research has, however, directly examined the limitations of native perception, especially for contrasts that are only minimally differentiated acoustically and articulatorily.

2. (domain) From the perspective of acoustics.