academic gown
academic robe
judge's robe

The college's academic gown was black lined with thistle green.

She came in her academic gown to the hotel and dressed the old man in his uniform.

In some ways, I thought it was the first time my academic gown had served a really useful purpose.

Nothing else should be worn on the academic gown.

In particular, they provide academic gowns and other clothing for the University of Oxford.

Each of the Prefects wear an academic gown or robe.

All students are to be required to wear academic gowns and eat meals together as a group.

Attendance is not mandatory, however all members of the college must wear an academic gown and international standard business attire.

Slip off the academic gown and on with the antic pants!

She was already wearing her academic gown for the faculty parade to graduation.