/ Dictionary / Index C cross matching: Meaning and Definition of Find definitions for: cross' match"ing Pronunciation: (krôs'mach", kros'-). [key] — Med. Med. the testing for compatibility of a donor's and a recipient's blood prior to transfusion, in which serum of each is mixed with red blood cells of the other and observed for hemagglutination. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cross-match cross-mate 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