/ Dictionary / Index D duplicatus: Meaning and Definition of Find definitions for: du•pli•ca•tus Pronunciation: (d"pli-kā'tus, dy"-), [key] — adj. Meteorol. (of a cloud) consisting of superposed layers that sometimes partially merge. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. duplicature duplicitous Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language