circle

Definition from Wiktionary, the free dictionary
Jump to: navigation, search

English[edit]

Wikipedia has an article on:

Wikipedia

A circle

Etymology[edit]

From Latin circulus. Replaced Middle English cercle, from Old French cercle, from the same Latin source.

Pronunciation[edit]

Noun[edit]

circle (plural circles)

  1. (geometry) A two-dimensional geometric figure, a line, consisting of the set of all those points in a plane that are equally distant from another point.
    The set of all points (x, y) such that (x-1)2 + y2 = r2 is a circle of radius r around the point (1, 0).
  2. A two-dimensional geometric figure, a disk, consisting of the set of all those points of a plane at a distance less than or equal to a fixed distance from another point.
  3. Any thin three-dimensional equivalent of the geometric figures.
    Put on your dunce-cap and sit down on that circle.
  4. A curve that more or less forms part or all of a circle.
    move in a circle
  5. Orbit.
  6. A specific group of persons.
    inner circle
    circle of friends
    • Macaulay
      As his name gradually became known, the circle of his acquaintance widened.
    • 1907, Robert Chambers, chapter 6, The Younger Set[1]:
      “I don't mean all of your friends—only a small proportion—which, however, connects your circle with that deadly, idle, brainless bunch—the insolent chatterers at the opera, the gorged dowagers, … !”
    • 1922, Margery Williams, The Velveteen Rabbit
      The Rabbit could not claim to be a model of anything, for he didn’t know that real rabbits existed; he thought they were all stuffed with sawdust like himself, and he understood that sawdust was quite out-of-date and should never be mentioned in modern circles.
  7. (cricket) A line comprising two semicircles of 30 yards radius centred on the wickets joined by straight lines parallel to the pitch used to enforce field restrictions in a one-day match.
  8. (Wicca) A ritual circle that is cast three times deosil and closes three times widdershins either in the air with a wand or literally with stones or other items used for worship.
  9. (South Africa) A traffic circle or roundabout.
    • 2011, Charles E. Webb, Downfall and Freedom (page 120)
      He arrived at the lakefront and drove around the circle where the amusement park and beach used to be when he was a kid []
  10. (obsolete) Compass; circuit; enclosure.
    • Shakespeare
      in the circle of this forest
  11. (astronomy) An instrument of observation, whose graduated limb consists of an entire circle. When fixed to a wall in an observatory, it is called a mural circle; when mounted with a telescope on an axis and in Y's, in the plane of the meridian, a meridian or transit circle; when involving the principle of reflection, like the sextant, a reflecting circle; and when that of repeating an angle several times continuously along the graduated limb, a repeating circle.
  12. A series ending where it begins, and repeating itself.
    • Dryden
      Thus in a circle runs the peasant's pain.
  13. (logic) A form of argument in which two or more unproved statements are used to prove each other; inconclusive reasoning.
    • Glanvill
      That heavy bodies descend by gravity; and, again, that gravity is a quality whereby a heavy body descends, is an impertinent circle and teaches nothing.
  14. Indirect form of words; circumlocution.
    • J. Fletcher
      Has he given the lie, / In circle, or oblique, or semicircle.
  15. A territorial division or district.
    The ten Circles of the Holy Roman Empire were those principalities or provinces which had seats in the German Diet.

Synonyms[edit]

  • (two-dimensional outline geometric figure): coil (not in mathematical use), ring (not in mathematical use), loop (not in mathematical use)
  • (two-dimensional solid geometric figure): disc/disk (in mathematical and general use), round (not in mathematical use; UK & Commonwealth only)
  • (curve): arc, curve
  • (orbit): orbit
  • (a specific group of persons): bunch, gang, group

Derived terms[edit]

Related terms[edit]

Translations[edit]

The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.

Verb[edit]

circle (third-person singular simple present circles, present participle circling, simple past and past participle circled)

  1. (transitive) To travel around along a curved path.
    • Alexander Pope
      Other planets circle other suns.
  2. (transitive) To surround.
    • Dampier
      Their heads are circled with a short turban.
    • Coleridge
      So he lies, circled with evil.
  3. (transitive) To place or mark a circle around.
    Circle the jobs that you are interested in applying for.
  4. (intransitive) To travel in circles.
    Vultures circled overhead.

Derived terms[edit]

Translations[edit]

The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.

Anagrams[edit]