Definition of circle

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Circle (n.) A plane figure, bounded by a single curve line called its circumference, every part of which is equally distant from a point within it, called the center..

Lern More About Circle

Tangent :: Tangent (v. t.) A tangent line curve, or surface; specifically, that portion of the straight line tangent to a curve that is between the point of tangency and a given line, the given line being, for example, the axis of abscissas, or a radius of a circle produced. See Trigonometrical function, under Function..
Encircled :: Encircled (imp. & p. p.) of Encircl.
Corona :: Corona (n.) A crown or circlet suspended from the roof or vaulting of churches, to hold tapers lighted on solemn occasions. It is sometimes formed of double or triple circlets, arranged pyramidically. Called also corona lucis..
Epicycle :: Epicycle (n.) A circle, whose center moves round in the circumference of a greater circle; or a small circle, whose center, being fixed in the deferent of a planet, is carried along with the deferent, and yet, by its own peculiar motion, carries the body of the planet fastened to it round its proper center..
Circular :: Circular (a.) Addressed to a circle, or to a number of persons having a common interest; circulated, or intended for circulation; as, a circular letter..
Cycle :: Cycle (n.) The circle of subjects connected with the exploits of the hero or heroes of some particular period which have served as a popular theme for poetry, as the legend of Arthur and the knights of the Round Table, and that of Charlemagne and his paladins..
Tiara :: Tiara (n.) A form of headdress worn by the ancient Persians. According to Xenophon, the royal tiara was encircled with a diadem, and was high and erect, while those of the people were flexible, or had rims turned over..
Revolution :: Revolution (n.) The motion of a point, line, or surface about a point or line as its center or axis, in such a manner that a moving point generates a curve, a moving line a surface (called a surface of revolution), and a moving surface a solid (called a solid of revolution); as, the revolution of a right-angled triangle about one of its sides generates a cone; the revolution of a semicircle about the diameter generates a sphere..
Ringlet :: Ringlet (n.) A small ring; a small circle; specifically, a fairy ring..
Gyrate :: Gyrate (a.) Winding or coiled round; curved into a circle; taking a circular course.
Girt :: Girt (v.) To gird; to encircle; to invest by means of a girdle; to measure the girth of; as, to girt a tree..
Wind :: Wind (v. t.) To entwist; to infold; to encircle.
Circinate :: Circinate (v. t.) To make a circle around; to encompass.
Definition :: Definition (n.) Act of ascertaining and explaining the signification; a description of a thing by its properties; an explanation of the meaning of a word or term; as, the definition of circle; the definition of wit; an exact definition; a loose definition..
Flourish :: Flourish (v. t.) To move in bold or irregular figures; to swing about in circles or vibrations by way of show or triumph; to brandish.
Eccentric :: Eccentric (n.) A circle not having the same center as another contained in some measure within the first.
Semicircle :: Semicircle (n.) A body in the form of half of a circle, or half of a circumference..
Entoprocta :: Entoprocta (n. pl.) A group of Bryozoa in which the anus is within the circle of tentacles. See Pedicellina.
Colure :: Colure (n.) One of two great circles intersecting at right angles in the poles of the equator. One of them passes through the equinoctial points, and hence is denominated the equinoctial colure; the other intersects the equator at the distance of 90ยก from the former, and is called the solstitial colure..
Atrocha :: Atrocha (n.) A kind of chaetopod larva in which no circles of cilia are developed.
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