Definition

1. Noun:
   • A musical key whose harmonic structure is based on the major scale: A major key is a tonal center in music characterized by a specific pattern of whole and half steps that creates a bright, happy, or triumphant sound. The harmony and chords are built from the notes of the major scale.

Usage and Examples

• Noun:
  • The symphony begins in a bright C major key.
  • Composers often use a major key to convey feelings of joy and optimism.
  • Can you transpose this piece from a minor key into a major key?

Advanced Usage

• "To be in a major key": Describes a piece of music that is centered around a major tonality.
  • The final movement is decidedly in a major key, providing a uplifting conclusion.

Variants and Related Words

• Major scale (n): The specific sequence of intervals (whole, whole, half, whole, whole, whole, half) upon which a is based.
  • You must learn the C major scale to understand the C major key.
• Key signature (n): The set of sharps or flats at the beginning of a staff that indicates the (or minor key) of the piece.
  • The key signature with three sharps indicates either A major or F# minor.

Synonyms

• Major tonality: A more formal term for the system of harmony based on a major scale.

Antonyms

• Minor key: A key whose harmony is based on the minor scale, typically associated with a sadder, more somber, or contemplative sound.

Noun

1. a key whose harmony is based on the major scale