/ Dictionary / Index B blue stem: Meaning and Definition of Find definitions for: blue' stem' Pronunciation: [key] — Plant Pathol. Plant Pathol. a disease of raspberries and blackberries, characterized by blue discoloration of the stem, wilting, and discoloration and decay of the roots, caused by a fungus, Verticillium alboatrum. blue•stem Pronunciation: (bl'stem"), [key] — n. any of several prairie grasses of the genus Andropogon, having bluish leaf sheaths, now grown in the western U.S. for forage. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bluestem (Thesaurus) blue stellar object Bluest Eye, The* Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language