/ Dictionary / Index R ralline: Meaning and Definition of Find definitions for: ral•line Pronunciation: (ral'īn, -in), [key] — adj. belonging or pertaining to the family Rallidae, comprising the rails and allied species. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ralliform rally Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language