academic costume academic costume /ˌækəˈdɛmɪk ˈkɒstjuːm/

noun

1. A costume worn on formal occasions by the faculty or students of a university or college  ( academic costume )
   a costume worn on formal occasions by the faculty or students of a university or college
    Graduates wore their academic costume proudly during the convocation ceremony.
   Graduates wore their academic costume proudly during the convocation ceremony.