/ Dictionary / Index C cubiform: Meaning and Definition of Find definitions for: cu•bi•form Pronunciation: (ky'bu-fôrm"), [key] — adj. shaped like a cube. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cubiform (Thesaurus) cubic zirconia cubism Related Content Daily Word Quiz: fresco Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language