Frequency refers to the number of complete cycles (vibrations) of a wave that occur in a given time. In other words, it measures how many times a sound wave repeats itself per second.
Related terms
Amplitude: This term refers to the height or intensity of a sound wave. It determines how loud or soft a sound is.
Wavelength: Wavelength is the distance between two consecutive points on a sound wave that are in phase with each other. It affects the pitch of a sound.
Hertz: Hertz (Hz) is the unit of measurement for frequency. It tells us how many cycles per second a sound wave completes.