/ Dictionary / Index M minor seminary: Meaning and Definition of Find definitions for: mi'nor sem'inary Pronunciation: [key] a Roman Catholic preparatory school where persons planning to enter the priesthood follow a course of secondary education. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. minor scale minor sentence Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language