Key signature and Sharps and flats

Key signature noun - The sharps or flats that follow the clef and indicate the key.

Sharps and flats and key signature are semantically related. in indication of musical key topic. In some cases you can use "Sharps and flats" instead a noun phrase "Key signature".

Key signature and sharps and flats are semantically related. Sometimes you can replace phrase "Key signature" with "Sharps and flats", this phrases are similar.