Atonality and Musical notation

Atonality noun - The absence of a key; alternative to the diatonic system.

Musical notation and atonality are semantically related. In some cases you can use "Musical notation" instead a noun "Atonality".

Musical notation noun - (music) notation used by musicians.

Atonality and musical notation are semantically related. Sometimes you can replace term "Atonality" with "Musical notation", this terms are similar.