Read the dictionary definition of major. All definitions for this word.
1. the principal field of study of a student at a university
1. her major is linguistics
2. a commissioned military officer in the United States Army or Air Force or Marines; below lieutenant colonel and above captain
3. a university student who is studying a particular field as the principal subject
1. she is a linguistics major
4. British statesman who was prime minister from 1990 until 1997 (born in 1943)
5. have as one's principal field of study
1. She is majoring in linguistics
6. greater in number or size or amount
1. a major portion (a majority) of the population
2. Ursa Major
3. a major portion of the winnings
7. greater in scope or effect
1. a major contribution
2. a major improvement
3. a major break with tradition
4. a major misunderstanding
8. of full legal age
9. (of a scale or mode) having half steps between the third and fourth degrees and the seventh and eighth degrees
1. major scales
2. the key of D major
10. of the field of academic study in which one concentrates or specializes
1. his major field was mathematics
11. of greater importance or stature or rank
1. a major artist
2. a major role
3. major highways
12. of greater seriousness or danger
1. a major earthquake
2. a major hurricane
3. a major illness
13. of the elder of two boys with the same family name
1. Jones major