Definition of minor inUS
- In college, she majored in chemistry and minored in biology.
: inferior in importance, size, or degree : comparatively unimportant
: not having reached majority (see majority 2)
: having half steps between the second and third, the fifth and sixth, and sometimes the seventh and eighth degrees
: a person who is not yet old enough to have the rights of an adult
: a minor musical interval, scale, key, or mode
: a minor academic subject
: to take courses in a minor subject
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