Diskantti
Diskantti is the Finnish term for the upper part of the tonal range in music, referring to the high-pitched sounds produced by voices or instruments, as well as the high-frequency range in sound systems. The word comes from the Latin discantus, which historically described the higher voice line in medieval and Renaissance polyphony. In Finnish musical terminology, diskantti denotes the treble or upper voice parts, typically sung by sopranos and higher voice lines, and often carrying melodic material or a bright, high timbre.
In vocal and choral practice, diskantti designates the high tessitura or voice section that stands above the
In modern usage, diskantti also appears in audio technology to describe the treble or high-frequency range.
Overall, diskantti denotes the upper range of sound, whether in human voices, instruments, or reproduced audio,