major · adjective always before noun /ˈmeɪ.dʒər/
major
B2 more important, bigger or more serious than others of the same type
Dictionary examples:
This is a major problem for people in this region.
Sugar is a major cause of tooth decay.
America has played a major role in the peace process.
Citrus fruits are a major source of vitamin C.
There has been a major change in attitudes recently.
Learner example:
Some major changes are really necessary. (First Certificate in English; B2; Dutch)
major · noun /ˈmeɪ.dʒər/
major
B2 the most important subject that a college or university student studies, or a student studying that subject
Dictionary examples:
What's your major?
Diane's an English major.
I can speak English well as my major is English literature. (570170; First Certificate in English; Korea, South; B2 VANTAGE; 1999; Korean; Fail)
major · verb I /ˈmeɪ.dʒər/
major in
B2 to study something as your main subject in college or a university
Dictionary example:
She majored in earth sciences at Arizona State.
Learner example:
I have majored in English for four years. (First Certificate in English; B2; Chinese)