major in

listen to the pronunciation of major in
İngilizce - Türkçe
Bir konuda akademik olarak uzmanlaşmak
İngilizce - İngilizce
To take (something) as one's major field of study in an institute of tertiary education (such as a college or university)

John majored in Computer Science, while Jane majored in Art.

Specialize in (a subject) at college or university
major in