circle (ˈsɜːkəll
)
Definitions
noun
- mathematics a closed plane curve every point of which is equidistant from a given fixed point, the centre. Equation: (a closed plane curve every point of which is equidistant from a given fixed point, the centre. Equation: (x –h )² + (a closed plane curve every point of which is equidistant from a given fixed point, the centre. Equation: ()² + (y –k )² a closed plane curve every point of which is equidistant from a given fixed point, the centre. Equation: ()² + ()² = r ² where a closed plane curve every point of which is equidistant from a given fixed point, the centre. Equation: ()² + ()² ² where r is the radius and (a closed plane curve every point of which is equidistant from a given fixed point, the centre. Equation: ()² + ()² ² where is the radius and (h, k ) are the coordinates of the centre; area πr²; circumference: 2πa closed plane curve every point of which is equidistant from a given fixed point, the centre. Equation: ()² + ()² ² where is the radius and () are the coordinates of the centre; area πr²; circumference: 2πr
- the figure enclosed by such a curve
- theatre the section of seats above the main level of the auditorium, usually comprising the dress circle and the upper circle
- something formed or arranged in the shape of a circle
- a group of people sharing an interest, activity, upbringing, etc; set ⇒
golf circles
a family circle
- a domain or area of activity, interest, or influence
- a circuit
- a process or chain of events or parts that forms a connected whole; cycle
- a parallel of latitude See also great circle
, small circle
- the ring of a circus
- one of a number of Neolithic or Bronze Age rings of standing stones, such as Stonehenge, found in Europe and thought to be associated with some form of ritual or astronomical measurement
- hockey See striking circle
- a circular argument See vicious circle (sense 2)
- See come full circle
- See go round in circles
verb
- to move in a circle (around) ⇒
we circled the city by car
- (tr) to enclose in a circle; encircle
Alternative Forms
ˈcircler noun Word Origin
C14: from Latin circulus a circular figure, from circus ring, circle
Synonyms
View thesaurus entry
=
group,
company,
set,
school,
club,
order,
class,
society,
crowd,
assembly,
fellowship,
fraternity,
clique,
coterie,
=
go round,
ring,
surround,
belt,
curve,
enclose,
encompass,
compass,
envelop,
encircle,
circumscribe,
hem in,
gird,
circumnavigate,
enwreath,
