hapten


hap·ten

noun \ˈhap-ˌten\

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 a carrier protein molecule
hap·ten·ic \hap-ˈte-nik\ adjective

Origin of HAPTEN

German, from Greek haptein to fasten
First Known Use: 1921

hap·ten

noun \ˈhap-ˌten\   (Medical Dictionary)

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

Browse

Next Word in the Dictionary: haptere
Previous Word in the Dictionary: Hapsburg
All Words Near: hapten

Seen & Heard

What made you want to look up hapten? Please tell us where you read or heard it (including the quote, if possible).

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More