Circle

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Main form: circle, noun. Alternative form: circle, verb

Related forms: circular (adjective), circularity (noun), encircle (verb),

Typical use:

  • A closed curve in the plane.
  • A closed curve in the plane comprising all points at a fixed positive distance from a given point in the same plane.
  • A group of persons sharing a common interest or working together.

Similar words: cycle, ring, round, loop

Derived words: pseudocircle, semicircle

Mathematics

Circle (mathematics)

Physics

Circle (physics)