/ Dictionary / Index R ralliform: Meaning and Definition of Find definitions for: ral•li•form Pronunciation: (ral'u-fôrm"), [key] — adj. Zool. raillike in shape, anatomy, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rallentando ralline Related Content Daily Word Quiz: vernacular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language