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Antagonist vs Undefined - What's the difference?

antagonist | undefined |

As a noun antagonist

is antagonist (all senses).

As an adjective undefined is

lacking a definition or value.

antagonist

English

Noun

(en noun)
  • An opponent or enemy.
  • * Milton
    • antagonist of Heaven's Almighty King
  • * Hooker
    • our antagonists in these controversies
  • One who antagonizes or stirs.
  • (biochemistry) A chemical that binds to a receptor but does not produce a physiological response, blocking the action of agonist chemicals.
  • * 2001': The calcium '''antagonists represent one of the top ten classes of prescription drugs in terms of commercial value, with worldwide sales of nearly $10 billion in 1999. — Leslie Iversen, ''Drugs: A Very Short Introduction (Oxford 2001, p. 41)
  • The main character or force opposing the protagonist in a literary work or drama.
  • (anatomy) A muscle that acts in opposition to another.
    • A flexor, which bends a part, is the antagonist of an extensor, which extends it.

    Antonyms

    * protagonist * agonist (biochemistry)

    Related terms

    () * agonistes * antagonise, antagonize * antagonism * receptor antagonist

    Anagrams

    *

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined