A brief glossary of useful musical terms. For more definitions, consult The Norton/Grove Concise Encyclopedia of Music , London: MacMillan, 1988, or the multivolume Groves Encyclopedia of Music and Musicians . Hint: As a class exercise, why not encourage your students to create their own 'dictionaries', including terms and concepts relevant to music in their lives?

Chromatic In Western music theory, this refers to a melody or scale that is based on the twelve semitones that divide an octave (for example, C to C' on a keyboard).

Crook A mechanical device, essentially a length of tube that can be inserted or removed from the body of a brass instrument (such as a trumpet or horn) to change the length of the airpassage - this enables you to change the range of pitch es the instrument can produce.

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