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antagonist

1 of 1noun
/ænˈtæɡənɪst/
Forms:antagonists
1

villainous character who strongly opposes another person or thing

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An antagonist is a character or force in a story that opposes or creates conflict for the protagonist, who is the main character or hero. The antagonist's role is to challenge the protagonist's goals and drive the plot forward by introducing obstacles or opposition. This conflict often helps to reveal the protagonist’s traits and motivations, and can include characters, societal forces, or internal struggles. The antagonist is essential for creating tension and drama in the narrative.

  • The antagonist in the novel was a cunning and ruthless villain, determined to thwart the protagonist's plans at every turn.
  • In the movie, the antagonist's nefarious schemes posed a formidable threat to the hero, driving the conflict and propelling the plot forward.
  • The antagonist's motivations were complex, driven by a deep-seated desire for power and revenge against the protagonist.
  • Despite being the antagonist, the character possessed redeeming qualities that added depth and complexity to their portrayal.
  • Throughout the story, the protagonist's struggle against the antagonist served as a metaphor for larger themes of good versus evil and the resilience of the human spirit.
Synonyms:
resisteropposeradversaryopponent
Antonyms:
agonist
2

a substance or drug that neutralizes the effect of another

  • Naloxone is an antagonist that reverses opioid overdoses.
  • Antagonists can block the action of hormones or neurotransmitters.
  • The study tested a new antagonist for its ability to reduce blood pressure.
  • Certain medications act as antagonists to treat allergic reactions.
  • The antagonist prevented the receptor from activating in the presence of the drug.
Antonyms:
synergist
3

a muscle that relaxes or lengthens while another muscle contracts, enabling coordinated movement

  • When the biceps contract, the triceps act as the antagonist.
  • The quadriceps serve as the antagonist when the hamstrings bend the knee.
  • The calf muscle is the antagonist to the shin during dorsiflexion.
  • During the arm curl, the antagonist muscle stretches to allow smooth motion.
  • Stretching the antagonist helps prevent injury during strenuous activity.