/ Dictionary / Index D diapause: Meaning and Definition of Find definitions for: di•a•pause Pronunciation: (dī'u-pôz"), [key] — n., v., -paused, -paus•ing. —n. a period of hormonally controlled quiescence, esp. in immature insects, characterized by cessation of growth and reduction of metabolic activity, often occurring seasonally or when environmental conditions are unfavorable. —v.i. to undergo diapause. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. diapason normal pitch diapedesis Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language