Definitions
1.NounA 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)."The set of all points (x, y) such that (x − 1) + y = r is a circle of radius r around the point (1, 0)."
2.NounA 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.
3.NounAny shape, curve or arrangement of objects that approximates to or resembles the geometric figures."Children, please join hands and form a circle.; Cut a circle out of that sheet of metal.; The crank moves in a circle."
4.NounAny thin three-dimensional equivalent of the geometric figures."Cut a circle out of that sheet of metal."
5.NounA curve that more or less forms part or all of a circle."The crank moves in a circle."
6.NounA specific group of persons; especially one who shares a common interest."inner circle; circle of friends; literary circle"
7.NounSynonym of doujin circle.
8.NounThe orbit of an astronomical body.
9.NounA 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.
10.NounA 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.
11.NounA traffic circle or roundabout.
12.NounCompass; circuit; enclosure.
13.NounAn 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.
14.NounA series ending where it begins, and repeating itself.
15.NounA form of argument in which two or more unproved statements are used to prove each other; inconclusive reasoning.
16.NounIndirect form of words; circumlocution.
17.NounA territorial division or district."The ten Circles of the Holy Roman Empire were those principalities or provinces which had seats in the German Diet."
18.NounA bagginess of the skin below the eyes from lack of sleep."After working all night, she had circles under her eyes."
19.VerbTo travel around along a curved path."The wolves circled the herd of deer."
20.VerbTo surround."A high fence circles the enclosure."
21.VerbTo place or mark a circle around."Circle the jobs that you are interested in applying for."
22.VerbTo travel in circles."Vultures circled overhead."
23.VerbTo take part in a magic circle."I circled with that group for three years."