Guitars Glossary: G
glissando: A musical effect wherein all the notes between two principal notes sound.
guitar humidifier: A saturated rubber-enclosed sponge that clips onto the inside of the sound hole or is kept inside the case to raise the humidity level.
guitar notation: A form of musical notation that contains the information of most importance to the guitarist: fingerboard diagrams and tablature.
guitar polish: A liquid polish designed specifically for cleaning and polishing a guitar.