Sharps, flats and naturals that do not appear in a key signature.
Crescendo and Diminuendo
Indications instructing the player to play gradually louder (crescendo) or softer (diminuendo).
Elementary Single Note Accompaniment
A type of accompaniment pattern where only one note is played at a time, usually within a single five finger scale and with simple rhythms.
Silence that equals the length of one half note.