/ Dictionary / Index A antiperistalsis: Meaning and Definition of Find definitions for: an•ti•per•i•stal•sis Pronunciation: (an"tē-per"i-stôl'sis, -stal'-, an"tī-), [key] — n. Physiol. reversed peristaltic action of the intestines, by which their contents are carried upward. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. antipedal antipersonnel Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language