Webster's Revised Unabridged Dictionary · 1913

Agglutination

Agglutination ({not transcribed}) , noun

[Compare French agglutination.]

1.
The act of uniting by glue or other tenacious substance; the state of being thus united; adhesion of parts.
2.
(Physiology) Combination in which root words are united with little or no change of form or loss of meaning. See Agglutinative, 2.