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noun, verb, -cled, -cling.| 1. | a closed plane curve consisting of all points at a given distance from a point within it called the center. Equation: x 2 + y2 = r2. |
| 2. | the portion of a plane bounded by such a curve. |
| 3. | any circular or ringlike object, formation, or arrangement: a circle of dancers. |
| 4. | a ring, circlet, or crown. |
| 5. | the ring of a circus. |
| 6. | a section of seats in a theater: dress circle. |
| 7. | the area within which something acts, exerts influence, etc.; realm; sphere: A politician has a wide circle of influence. |
| 8. | a series ending where it began, esp. when perpetually repeated; cycle: the circle of the year. |
| 9. | Logic. an argument ostensibly proving a conclusion but actually assuming the conclusion or its equivalent as a premise; vicious circle. |
| 10. | a complete series forming a connected whole; cycle: the circle of the sciences. |
| 11. | a number of persons bound by a common tie; coterie: a literary circle; a family circle. |
| 12. | Government. an administrative division, esp. of a province. |
| 13. | Geography. a parallel of latitude. |
| 14. | Astronomy.
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| 15. | Surveying. a glass or metal disk mounted concentrically with the spindle of a theodolite or level and graduated so that the angle at which the alidade is set may be read. |
| 16. | a sphere or orb: the circle of the earth. |
| 17. | a ring of light in the sky; halo. |
| 18. | to enclose in a circle; surround; encircle: Circle the correct answer on the exam paper. The enemy circled the hill. |
| 19. | to move in a circle or circuit around; rotate or revolve around: He circled the house cautiously. |
| 20. | to change course so as to pass by or avoid collision with; bypass; evade: The ship carefully circled the iceberg. |
| 21. | to move in a circle or circuit: The plane circled for half an hour before landing. |
| 22. | Movies, Television. to iris (usually fol. by in or out). |
| 23. | circle the wagons,
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cir·cle (sûr'kəl) ![]() (click for larger image in new window) n.
v. tr.
To move in a circle. See Synonyms at turn. [Middle English cercle, from Old French, from Latin circulus, diminutive of circus, circle, from Greek kirkos, krikos; see sker-2 in Indo-European roots.] cir'cler (-klər) n. |
circle
circle cir·cle (sûr'kəl)
n.
A ring-shaped structure or group of structures.
A line or process with every point equidistant from the center.
circle (sûr'kəl) Pronunciation Key
(click for larger image in new window) A closed curve whose points are all on the same plane and at the same distance from a fixed point (the center). |