English Dictionary

circle

/ˈsɜɹkəl/

noun

(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).

The children drew a circle on the paper.

意味（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).

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).

意味（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.

意味（3）

Any thin three-dimensional equivalent of the geometric figures.

Cut a circle out of that sheet of metal.

意味（4）

A curve that more or less forms part or all of a circle.

The crank moves in a circle.

意味（5）

A specific group of persons; especially one who shares a common interest.

inner circle

意味（6）

The orbit of an astronomical body.

意味（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.

意味（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.

意味（9）

(South Africa, Philippines, India) A traffic circle or roundabout.

He arrived at the lakefront and drove around the circle where the amusement park and beach used to be when he was a kid[…]

意味（10）

(obsolete) Compass; circuit; enclosure.

in the circle of this forest

意味（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.

意味（12）

A series ending where it begins, and repeating itself.

Thus in a circle runs the peasant's pain.

意味（13）

(logic) A form of argument in which two or more unproved statements are used to prove each other; inconclusive reasoning.

That heavy Bodies deſcend by gravity, is no better an account then we might expect from a Ruſtick: and again; that Gravity is a quality whereby an heavy body deſcends, is an impertinent Circle, and teacheth nothing.

意味（14）

Indirect form of words; circumlocution.

Has he given the lie, / In circle, or oblique, or semicircle.

意味（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.

意味（16）

(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.