hapten

== English == === Etymology === Early 20th century: from German Hapten, from Ancient Greek ἅπτειν (háptein, “to fasten”). === Noun === hapten (plural haptens) (immunology) Any small molecule that can elicit an immune response only when attached to a large carrier such as a protein. ==== Synonyms ==== haptene ==== Hyponyms ==== urushiol ==== Derived terms ==== ==== Translations ==== == Dutch == === Pronunciation === === Verb === hapten inflection of happen: plural past indicative (dated or formal) plural past subjunctive