Definition of crossmatch in English:


Syllabification: cross·match
Pronunciation: /ˈkrôsˌmaCH


[with object] (often as noun crossmatching)
  • Test the compatibility of (a donor’s and a recipient’s blood or tissue).
    More example sentences
    • The physician orders a unit of red blood cells to be crossmatched for a transfusion later that day.
    • This is relevant for junior medical staff taking samples for blood grouping and crossmatching.
    • The patient's blood is grouped and crossmatched.


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  • An instance of crossmatching.
    More example sentences
    • The patient was transfused following a biologic crossmatch in an attempt to maintain hemoglobin and hematocrit levels.
    • Since the crossmatch uses the patient's serum, which may lack potency, donors who are weakly positive for the antigen may be mistakenly called compatible.
    • Repeated pretransfusion and posttransfusion crossmatches were also performed.

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