circle

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See also: Circle

English[edit]

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Etymology[edit]

From Middle English circle, cercle, from Old French cercle and Latin circulus, diminutive of Latin circus (circle, circus), from Ancient Greek κίρκος (kírkos, circle, ring), related to Old English hring (ring). Compare also Old English ċircul (circle, zodiac), which came from the same Latin source.

Pronunciation[edit]

Noun[edit]

A (geometrical) circle
A group of people forming a circle

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 a given point (center).
    Synonyms: coil (not in mathematical use), ring (not in mathematical use), loop (not in mathematical use)
    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 (radius) from a given point.
    Synonyms: disc, disk (in mathematical and general use), round (not in mathematical use; UK & Commonwealth only)
  3. Any shape, curve or arrangement of objects that approximates to or resembles the geometric figures.
    Children, please join hands and form a circle.
    1. Any thin three-dimensional equivalent of the geometric figures.
      Cut a circle out of that sheet of metal.
    2. A curve that more or less forms part or all of a circle.
      The crank moves in a circle.
  4. A specific group of persons; especially one who shares a common interest.
    Synonyms: bunch, gang, group
    inner circle
    circle of friends
    literary circle
    • 1911, Thomas Babington Macaulay, “Goldsmith, Oliver”, in 1911 Encyclopædia Britannica:
      As his name gradually became known, the circle of his acquaintance widened.
    • 1892, Walter Besant, chapter III, in The Ivory Gate: A Novel, New York, N.Y.: Harper & Brothers, [], OCLC 16832619:
      At half-past nine on this Saturday evening, the parlour of the Salutation Inn, High Holborn, contained most of its customary visitors. [] In former days every tavern of repute kept such a room for its own select circle, a club, or society, of habitués, who met every evening, for a pipe and a cheerful glass.
    • 1907, Robert William Chambers, chapter VI, in The Younger Set, New York, N.Y.: D. Appleton & Company, OCLC 24962326:
      “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, [], the jewelled animals whose moral code is the code of the barnyard—!"
    • 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.
  5. The orbit of an astronomical body.
  6. (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.
  7. (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.
  8. (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 []
  9. (obsolete) Compass; circuit; enclosure.
  10. (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.
  11. A series ending where it begins, and repeating itself.
  12. (logic) A form of argument in which two or more unproved statements are used to prove each other; inconclusive reasoning.
    • (Can we date this quote by Joseph Glanvill and provide title, author’s full name, and other details?)
      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.
  13. Indirect form of words; circumlocution.
  14. 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.
  15. (in the plural) A bagginess of the skin below the eyes from lack of sleep.
    After working all night, she had circles under her eyes.

Derived terms[edit]

Related terms[edit]

Descendants[edit]

  • Pitcairn-Norfolk: sirkil

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 Wiktionary:Entry layout § 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.
    The wolves circled the herd of deer.
  2. (transitive) To surround.
    A high fence circles the enclosure.
  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 Wiktionary:Entry layout § Translations.

Anagrams[edit]