antagonist
BrE /ˈæntəɡənɪst/ AmE /ˈæntəɡənɪst/
noun en → es
a person who opposes or competes against another in a conflict, contest, etc.
antagonista, oponente
Collocations main antagonist
-
The main antagonist in the story is a corrupt politician.
El antagonista principal en la historia es un político corrupto.
a substance that reacts with another substance to form a chemical compound or neutralize it.
antagonista (químico)
Collocations chemical antagonist
-
The drug acts as a chemical antagonist to the neurotransmitter.
La droga actúa como un antagonista químico de la neurotransmisora.