minor Definition

minor
adj

1. Not as great in importance or size; fairly or relatively small or insignificant.

Example: only a minor problem
Thesaurus: trivial, unimportant, secondary, lesser, insignificant, inconsequential, negligible, paltry, piddling, slight, trifling; Antonym: major.
2a. music.
Said of a scale: having a semitone between the second and third, fifth and sixth, and seventh and eighth notes;
2b. music.
Said of a key, chord, etc: based on such a scale.
(Brit)
3. especially formerly
Used after the surname of the younger of two brothers attending the same school: junior.
Example: Simcox minor
4. Said of a person: below the age of legal majority or adulthood. In all senses compare major.

noun

1. Someone who is below the age of legal majority (see majority 3).
2. music.
A minor key, chord or scale.
(especially US)
3a. A student's minor or subsidiary subject of study;
(especially US)
3b. A student studying such a subject.

Example: He's a history minor

verb

(especially US)
minored, minoring
1. To study a specified minor or subsidary subject at college or university. Compare major.

Form: minor in something (always)

Etymology: 13c: Latin meaning ‘less'.