## Circle

A **circle** is a simple shape of Euclidean geometry that is the set of all points in the plane that are equidistant from a given point, the centre. The distance between any of the points and the centre is called the radius.

Read more about Circle.

### Some articles on circle:

... Descartes' theorem is most easily stated in terms of the

**circles**' curvatures ... The curvature (or bend) of a

**circle**is defined as k = ±1/r, where r is its radius ... The larger a

**circle**, the smaller is the magnitude of its curvature, and vice versa ...

**Circle**, Montana - Demographics

... There were 291 households out of which 27.8% had children under the age of 18 living with them, 56.0% were married couples living together, 5.5% had a female householder with no husband present, and 36.1% were non-families. 34.4% of all households were made up of individuals and 19.6% had someone living alone who was 65 years of age or older ...

**Circle**of The Black Thorn

... The members of the

**circle**act as the earthly instruments of the Senior Partners, charged with being the driving force behind Wolfram Hart's apocalyptic plans ... The members of the

**Circle**do this not from a belief in evil per se, but because being a Black Thorn allows them to amass power for themselves and wield ... The

**Circle**'s lineup in 2004 is Archduke Sebassis Senator Helen Brucker Cyvus Vail Ed, Grand Potentate of the Fell Brethren the leader of the Sahrvin Clan ...

**Circle**

... In differential geometry of curves, the osculating

**circle**of a sufficiently smooth plane curve at a given point p on the curve has been traditionally defined as the

**circle**passing ... This

**circle**, which is the one among all tangent

**circles**at the given point that approaches the curve most tightly, was named circulus osculans (Latin for "kissing

**circle**") by Leibniz ... The center and radius of the osculating

**circle**at a given point are called center of curvature and radius of curvature of the curve at that point ...

**Circle**

... For more details on this topic, see Great Tew

**Circle**... of study, and he assembled a cultured

**circle**, whom the near neighbourhood of the university and his own brilliant qualities attracted to his house ...

### More definitions of "circle":

- (
*noun*): Something approximating the shape of a circle.

Example:*"The chairs were arranged in a circle"*

- (
*verb*): Move in circles.

Synonyms: circulate

- (
*noun*): Street names for flunitrazepan.

Synonyms: R-2, Mexican valium, rophy, rope, roofy, roach, forget me drug

- (
*noun*): A road junction at which traffic streams circularly around a central island.

Synonyms: traffic circle, rotary, roundabout

- (
*noun*): A curved section or tier of seats in a hall or theater or opera house; usually the first tier above the orchestra.

Example:*"They had excellent seats in the dress circle"*

Synonyms: dress circle

- (
*verb*): Travel around something.

Example:*"Circle the globe"*

- (
*noun*): Ellipse in which the two axes are of equal length; a plane curve generated by one point moving at a constant distance from a fixed point.

Example:*"He calculated the circumference of the circle"*

- (
*verb*): Form a circle around.

Synonyms: encircle

### Famous quotes containing the word circle:

“A beauty is not suddenly in a *circle*. It comes with rapture. A great deal of beauty is rapture. A *circle* is a necessity. Otherwise you would see no one. We each have our *circle*.”

—Gertrude Stein (1874–1946)

“The passion of love is essentially selfish, while motherhood widens the *circle* of our feelings.”

—Honoré De Balzac (1799–1850)

“... in any war a victory means another war, and yet another, until some day inevitably the tides turn, and the victor is the vanquished, and the *circle* reverses itself, but remains nevertheless a *circle*.”

—Pearl S. Buck (1892–1973)