post graduate
Post graduate (adjective) means relating to academic study undertaken after completing a first degree. Example: “She is doing postgraduate research in marine biology.”
How to use post graduate
Learner’s notesIn plain EnglishStudying for a higher degree after you have already finished your first one.
Normally written as one word, postgraduate, in British usage; Americans usually say graduate study or grad school instead. "Post graduate" as two words is common in searches but is treated as a spelling error in edited writing.
Postdoctoral study comes after a PhD; postgraduate study leads to one.
Trace the full origin ↓Etymology
From the Latin prefix post-, "after", added to graduate — that is, study after a first degree.