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A major

American  
[ay may-jer] / ˈeɪ ˈmeɪ dʒər /

noun

  1. Music. the key that has A as the tonic or first note of its scale and is represented by a key signature having three sharps.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A major effect of that policy was a tit-for-tat trade war between the US and China that saw them hit each other with tariffs that topped 100%.

From BBC • May 11, 2026

A major decision by Rojo was to shake up his batting order after the three-game losing streak.

From Los Angeles Times • May 9, 2026

A major theme in the report was continued customer diversification.

From Barron's • May 8, 2026

Read: A major union warns regulators that Elon Musk’s SpaceX IPO ‘defies financial logic’

From MarketWatch • May 8, 2026

A major third could be written as a diminished fourth, for example, or a minor second as an augmented prime.

From "Understanding Basic Music Theory" by Catherine Schmidt-Jones and Russel Jones

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