con ‧ vo ‧ ca ‧ tion /ˌkɒnvəˈkeɪʃ ə n $ ˌkɑːn-/ BrE AmE noun
1 . [countable usually singular] formal a large formal meeting of a group of people, especially church officials
2 . [uncountable] formal the process of arranging for a large meeting to be held
3 . [countable usually singular] American English the ceremony held when students have finished their studies and are leaving a college or university