agglutination

noun

1. a clumping of bacteria or red cells when held together by antibodies (agglutinins)

   noun.process

   Source: WordNet 3.0

2. the building of words from component morphemes that retain their form and meaning in the process of combining

   noun.process

   Source: WordNet 3.0

3. the coalescing of small particles that are suspended in solution; these larger masses are then (usually) precipitated

   noun.process

   Synonyms agglutinating activity

   Source: WordNet 3.0

4. The act of uniting by glue or other tenacious substance; the state of being thus united; adhesion of parts.

   noun

   Source: webster1913