/ Dictionary / Index C Cohn: Meaning and Definition of Find definitions for: Cohn Pronunciation: (kōn), [key] — n. 1892–1953, U.S. chemist and researcher on blood proteins. 1828–98, German botanist and bacteriologist. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cohn (Thesaurus) cohesive coho Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language