1. A clumping of bacteria or red cells when held together by antibodies (agglutinins)
   "The blood test showed agglutination, indicating the presence of specific antibodies"
    
2. The building of words from component morphemes that retain their form and meaning in the process of combining
   "Agglutination is a common feature in languages like Turkish and Finnish"
    
3. The coalescing of small particles that are suspended in solution; these larger masses are then (usually) precipitated
   "The blood test showed increased agglutination, indicating a possible immune response";
   - agglutinating activity

Derived forms: agglutinations

Type of: biological process, chemical action, chemical change, chemical process, linguistic process, organic process

Encyclopedia: Agglutination