A two-dimensionalgeometricfigure, 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.
(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.
(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.
A series ending where it begins, and repeating itself.
(logic) A form of argument in which two or more unproved statements are used to prove each other; inconclusive reasoning.
The ten Circles of the Holy Roman Empire were those principalities or provinces which had seats in the German Diet.
Has he given the lie, / In circle, or oblique, or semicircle.
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.
Thus in a circle runs the peasant's pain.
The set of all points such that (x-1)2 + y2 = r2 is a circle of radius r around
He arrived at the lakefront and drove around the circle where the amusement park and beach used to be when he was a kid
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rabbits existed; he thought they were all stuffed with sawdust like himself, and he understood that sawdust was quite out-of-date and should never be mentioned in modern circles.
“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—!"
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.
As his name gradually became known, the circle of his acquaintance widened.
inner circle; circle of friends
move in a circle
Put on your dunce-cap and sit down on that circle.