tremolos Definition

tremolo
noun tremolos

1. A trembling effect achieved by rapidly repeating a note or notes, or by quickly alternating notes, eg on a stringed instrument, organ, etc.
2. A similar effect in singing.
3a. A device in an organ that can be used for producing a tremolo or a vibrato;

Form: tremulant (also)
3b. The lever on an electric guitar that can be used to produce this effect. Compare vibrato.

Form: tremolo arm (in full)

Etymology: 18c: Italian, meaning ‘trembling'.