1. The process by which suspended bacteria, cells, or other particles of similar size are caused to adhere and form into clumps; similar to precipitation, but the particles are larger and are in suspension rather than being in solution. For specific agglutination reactions in the various blood groups, see Blood Groups appendix.

2. Adhesion of the surfaces of a wound.


[L. ad, to, + gluten, glue]

acid agglutination

bacteriogenic agglutination

cold agglutination

cross agglutination

false agglutination

group agglutination

immune agglutination

indirect agglutination

mixed agglutination

nonimmune agglutination

passive agglutination

spontaneous agglutination