cross matching

Also cross·match

noun

Medicine/Medical.

1. 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.

Word History and Origins

Origin of cross matching¹

First recorded in 1935–40

Example Sentences

That cross matching did not begin for months after the first case of jail fraud was discovered.

Read more on Los Angeles Times

In those cases, the donor and recipient would be in the same room during the operation, which would only be carried out after exhaustive cross matching had taken place, Dr Singh Bal said.

Read more on BBC