Tuning

a. & n.

1.

a. & n. from Tune, v. Tuning fork (Mus.) a steel instrument consisting of two prongs and a handle, which, being struck, gives a certain fixed tone. It is used for tuning instruments, or for ascertaining the pitch of tunes.

Noun

1.

tuning - (music) calibrating something (an instrument or electronic circuit) to a standard frequency

calibration, music, standardisation, standardization, tune, tune up