Antagonism
Look up antagonism in Wiktionary, the free dictionary.
Antagonism may refer to:
- The characteristic of an antagonist
- Antagonism (chemistry), where the involvement of multiple agents reduces their overall effect
- Receptor antagonist or pharmacological antagonist, a substance that binds to the site an agonist would bind to, without causing activation
- Antagonism (phytopathology), an effect that suppresses the activity of a plant pathogen
- Reflexive antagonism of muscles
- Intraspecific antagonism, disharmonious or antagonistic interaction between two individuals of the same species