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Definition of arc noun from the Oxford Advanced Learner's Dictionary

arc

noun
 
/ɑːk/
 
/ɑːrk/
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  1. (geometry) a curved line that is part of a circle
    • to draw an arc using a compass
    Topics Maths and measurementc2
  2. a curved shape
    • the arc of a rainbow
    • The beach swept around in an arc.
    • The ball flew in a high arc over our heads.
    Topics Colours and Shapesc2
    Oxford Collocations Dictionaryadjective
    • broad
    • great
    • high
    verb + arc
    • describe
    • form
    • make
    preposition
    • in an arc
    See full entry
  3. the basic story, the story of one character or the main theme in a novel, film, etc.
    • The vivid characters and the satisfying story arc make this a rewarding novel.
    • The father has the most interesting character arc in the series.
    Topics Literature and writingc2
  4. (specialist) an electric current passing across a space between two terminals see also arc lamp
  5. Word Originlate Middle English (denoting the path of a celestial object, especially the sun, from horizon to horizon): via Old French from Latin arcus ‘bow, curve’.
See arc in the Oxford Advanced American DictionarySee arc in the Oxford Learner's Dictionary of Academic English

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