A semitone , also called a half step or a half tone , Semitone , half step , half tone , halftone , and half-tone are all variously used in sources .

A semitone -LRB- MISC@1 -RRB- -LRB- also called a half step or a half toneSemitone , half step , half tone , halftone , and half-tone are all variously used .
