Medical Dictionary
hapten
noun hap·ten \ˈhap-ˌten\
Medical Definition of HAPTEN
: a small separable part of an antigen that reacts specifically with an antibody but is incapable of stimulating antibody production except in combination with an associated protein molecule
—hap·ten·ic \hap-ˈten-ik\ adjective
—hap·ten·at·ed \ˈhap-tə-ˌnāt-əd\ adjective
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