English Dictionary

circle

IPA（発音記号）

/ˈsɜɹkəl/

名詞

インド フィリピン英語 南アフリカ英語 廃用 活用形 間接目的語 複数形

(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).

日本語の意味

円 - 平面上で、与えられた中心から等距離にある点の集合からなる二次元の幾何学的な図形

The circle drawn on the paper has a radius of five centimeters.

紙に描かれた円の半径は5センチメートルです。

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.

circles （ plural ）