ag·glu·tin·o·gen 
(ăg′l-tĭnə-jən, ə-gltn-)
(ăg′l-tĭnə-jən, ə-gltn-)n.
An antigen that stimulates the production of a particular agglutinin, such as an antibody.
[AGGLUTIN(IN) + -GEN.]
ag′glu·tin′o·genic (ăg′l-tĭn′ə-gĕnĭk, ə-glt′n-) adj.