physics (as an area of study)

specialize in, major in

academic major

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

physics, the physical aspects of a phenomenon or a system

(geology, physics) geophysics

astrophysics

biophysics