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.
Circle(n.)
- The line that bounds such a figure; a circumference; a ring.
Circle(n.)
- An instrument of observation, the graduated limb of which consists of an entire circle.
Circle(n.)
- 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.