Breadcrumb Home > Dictionary > Index P prefect apostolic: Meaning and Definition of Find definitions for: pre'fect apostol'ic Pronunciation: [key] — pl. prefects apostolic. the administrator, usually below the rank of bishop, in charge of a prefecture apostolic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. prefect prefectorial ✖ Related Content Daily Word Quiz: hortatory Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language