/ Dictionary / Index B black alder: Meaning and Definition of Find definitions for: black' al'der Pronunciation: [key] Also calleda holly, Ilex verticillata, of eastern and midwestern North America, bearing red fruit that remains through early winter. a European alder, Alnus glutinosa, having a dark-gray bark and sticky foliage. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. blackacre blackamoor Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language