/ Dictionary / Index C challis: Meaning and Definition of Find definitions for: chal•lis Pronunciation: (shal'ē), [key] — n. a soft fabric of plain weave in wool, cotton, rayon, or other staple fiber, either in a solid color or, more often, a small print. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: challis (Thesaurus) challenging Chalmers Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language