Meanings
nounArthus reaction (plural Arthus reactions)
plural Arthus reactions
- immunologyA hypersensitivity reaction involving the in situ formation of antigen/antibody complexes after the intradermal injection of an antigen.
Origin
Discovered by Nicolas Maurice Arthus in 1903.
Full word history & related roots →Translations
Portuguese reação de Arthus
- reação de Arthushypersensitivity reaction involving the in situ formation of antigen/antibody complexes
Cite this entry
APA
Arthus reaction. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Arthus%20reaction
MLA
“Arthus reaction.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Arthus%20reaction. Accessed November 5, 2026.
Chicago
WatkinsX Dictionary, s.v. “Arthus reaction,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Arthus%20reaction.
Source: Arthus reaction on Wiktionary, CC BY-SA 4.0.