/ Dictionary / Index D duodecastyle: Meaning and Definition of Find definitions for: du•o•dec•a•style Pronunciation: (d"u-dek'u-stīl", dy"-), [key] — adj. dodecastyle. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. duodecagon duodecillion Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language