major
ma-jor · adjective
Definitions
adjective
- 1.
Important, serious, or significant.
- 2.
Greater in size, extent, or importance.
- 3.
(In music) Based on a scale with semitones between the third and fourth, and seventh and eighth degrees.
- 4.
A military rank above captain and below lieutenant colonel.
- 5.
**(US)** A student's principal subject of study.
- 6.
A major key or mode in music.
- 7.
**(US)** Study as one's principal subject.
Phrases & expressions
- •major in — Study as one's main subject (US).
- •major league — The highest professional level.
- •major key — A musical key with a major scale.
- •major operation — A significant surgical procedure.
Related words
Etymology
From Latin major ("greater"), comparative of magnus ("great"). Related to "magnitude," "magnificent," and "maximum." Entered English through Old French.