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hemagglutination

American  
[hee-muh-gloot-n-ey-shuhn, hem-uh-] / ˌhi məˌglut nˈeɪ ʃən, ˌhɛm ə- /

noun

  1. the clumping of red blood cells.


Etymology

Origin of hemagglutination

First recorded in 1905–10; hem- + agglutination