antagonist /anˈtaɡ(ə)nɪst/

a

I. noun

1. a person who actively opposes or is hostile to someone or something; an adversary.

the woman was forcing her antagonist’s face into the mud.
2.
[Biochemistry] a substance which interferes with or inhibits the physiological action of another.

LSD is a serotonin antagonist.
Compare with agonist.
3.
[Anatomy] a muscle whose action counteracts that of another specified muscle.

Compare with agonist.
– origin late 16th cent.: from French antagoniste or late Latin antagonista, from Greek antagōnistēs, from antagōnizesthai ‘struggle against’ (see antagonize).

Add Comment

By Oxford

Oxford

Get in touch

Quickly communicate covalent niche markets for maintainable sources. Collaboratively harness resource sucking experiences whereas cost effective meta-services.