Definition: The term "intertonic" refers to a consonant sound that is not part of the musical pitch or register, but rather an articulation between two consonants. In music, it can refer to any consonant sound that does not fall into one of the main categories of note (C major, D major, E major, F major, G major, A minor, or B minor), such as a "half note" or "whole tone." Intertonic sounds are often used