/ Dictionary / Index N nyctitropic: Meaning and Definition of Find definitions for: nyc•ti•trop•ic Pronunciation: (nik"ti-trop'ik, -trō'pik), [key] — adj. Bot. tending to assume at or just before nightfall positions unlike those maintained during the day, as the leaves or flowers of certain plants. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nycti- nycto- Related Content Daily Word Quiz: hale Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language