/ Dictionary / Index M minipill: Meaning and Definition of Find definitions for: min•i•pill Pronunciation: (min'ē-pil"), [key] — n. Pharm. an oral birth control pill that contains only a progestin and is to be taken daily without monthly cessation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. minipig minirecorder Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language