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circle

 [ser´k'l]
a round figure, structure, or part.
Berry's c's charts with circles on them for testing stereoscopic vision.
cerebral arterial circle circle of Willis.
Minsky's circle a device for the graphic recording of eye lesions.
sensory circle a body area within which it is impossible to distinguish separately the impressions arising from two sites of stimulation.
circle of Willis the anastomotic loop of blood vessels near the base of the brain. Called also cerebral arterial circle.

cir·cle

(ser'kĕl),
1. anatomy a ring-shaped or anular structure or group of structures, as formed by anastomosing arteries or veins, or by connected (communicating) nerves.
2. A line or process with every point approximately equidistant from the center.
Synonym(s): circulus [TA]
[L. circulus]

cir·cle

(sĭr'kĕl)
1. A ring-shaped structure or group of structures.
Synonym(s): circulus (1) [TA] .
2. A line or process with every point equidistant from the center.
[L. circulus]

cir·cle

(sĭr'kĕl)
anatomy ring-shaped or anular structure or group of structures, as formed by anastomosing arteries or veins, or by connected (communicating) nerves.
[L. circulus]
References in periodicals archive ?
According to PESCO press statement, an open forum of Khyber Circle will be held at Akbarpura under Nowshera City Division.
Interestingly, the centres of these circles follow an elliptical path.
Previously, the only way to see crop circles was to get in a plane and fly around and find them.
In his study, eighth grade students in Chicago who were in classrooms where literature circles strategies were used scored 10 percent higher than students in other city schools on the city-wide reading test (Daniels, 2002, p.
6 Overlap the holes labeled "B" and use tape to form a circle. Don't cover the holes with the tape.
As a representative on the board of directors, Levesque says Stepping Stones concentrates on small community circles and business as being part of the community.
Because serious dark circles are so difficult to address (just take a look in the mirror after lunch ...
Begin by spreading several Raccoon Circles around the available space, in close proximity to each other.
The circles are used as pursuit landmarks for the defensive unit against a simulated scout team (quarterbacked by a coach).
Did people in the inner circles of evangelical life utilize these alternative moral visions to sustain their support of secession and war?
"The constraints placed on people's lives may be thought of in terms of circles," the director said.