Circle

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.

The line that bounds such a figure; a circumference; a ring.

An instrument of observation, the graduated limb of which consists of an entire circle.

A round body; a sphere; an orb.

Compass; circuit; inclosure.

A company assembled, or conceived to assemble, about a central point of interest, or bound by a common tie; a class or division of society; a coterie; a set.

A circular group of persons; a ring.

A series ending where it begins, and repeating itself.

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

Indirect form of words; circumlocution.

A territorial division or district.

To move around; to revolve around.

To encompass, as by a circle; to surround; to inclose; to encircle.

To move circularly; to form a circle; to circulate.

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; "he calculated the circumference of the circle"