A line around a closed figure or area

• periphery

  1. A line that forms the boundary of an area; a perimeter.
  2. The outside surface of an object.
  3. The area along a boundary; the margin.

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  1. A line that forms the boundary of an area; a perimeter.
  2. The outside surface of an object.
  3. The area along a boundary; the margin.

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• compass

  1. A device used to determine geographic direction, usually consisting of a magnetic needle or needles horizontally mounted or suspended and free to pivot until aligned with the earth's magnetic field.
  2. Another device, such as a radio compass or a gyrocompass, used for determining geographic direction.
  3. A V-shaped device for describing circles or circular arcs and for taking measurements, consisting of a pair of rigid, end-hinged legs, one of which is equipped with a pen, pencil, or other marker and the other with a sharp point providing a pivot about which the drawing leg is turned.

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  1. A device used to determine geographic direction, usually consisting of a magnetic needle or needles horizontally mounted or suspended and free to pivot until aligned with the earth's magnetic field.
  2. Another device, such as a radio compass or a gyrocompass, used for determining geographic direction.
  3. A V-shaped device for describing circles or circular arcs and for taking measurements, consisting of a pair of rigid, end-hinged legs, one of which is equipped with a pen, pencil, or other marker and the other with a sharp point providing a pivot about which the drawing leg is turned.

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• circumference

  1. the line bounding a circle, a rounded surface, or an area suggesting a circle
  2. the distance measured by this line

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  1. the line bounding a circle, a rounded surface, or an area suggesting a circle
  2. the distance measured by this line

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• circuit

  1. A closed, usually circular line that goes around an object or area.
  2. The region enclosed by such a line.
  3. A path or route the complete traversal of which without local change of direction requires returning to the starting point.

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  1. A closed, usually circular line that goes around an object or area.
  2. The region enclosed by such a line.
  3. A path or route the complete traversal of which without local change of direction requires returning to the starting point.

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• ambit

  1. Sphere or scope, as of influence.
  2. An external boundary; a circuit.

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  1. Sphere or scope, as of influence.
  2. An external boundary; a circuit.

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A fairly narrow line or space forming a boundary

• verge

  1. An edge or margin; a border.
  2. The edge of the tiling that projects over a roof gable.
  3. A grassy border, as along a road.

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  1. An edge or margin; a border.
  2. The edge of the tiling that projects over a roof gable.
  3. A grassy border, as along a road.

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• rim

  1. an edge, border, or margin, esp. of something circular; often, a raised or projecting edge or border
  2. the outer, circular part of a wheel
  3. the metal flange surrounding the wheel of an automotive vehicle, on which the tire is mounted

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  1. an edge, border, or margin, esp. of something circular; often, a raised or projecting edge or border
  2. the outer, circular part of a wheel
  3. the metal flange surrounding the wheel of an automotive vehicle, on which the tire is mounted

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• periphery

  1. A line that forms the boundary of an area; a perimeter.
  2. The outside surface of an object.
  3. The area along a boundary; the margin.

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  1. A line that forms the boundary of an area; a perimeter.
  2. The outside surface of an object.
  3. The area along a boundary; the margin.

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• margin

  1. An edge and the area immediately adjacent to it; a border.
  2. The blank space bordering the written or printed area on a page.
  3. A limit in a condition or process, beyond or below which something is no longer possible or acceptable:

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  1. An edge and the area immediately adjacent to it; a border.
  2. The blank space bordering the written or printed area on a page.
  3. A limit in a condition or process, beyond or below which something is no longer possible or acceptable:

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• fringe

  1. A decorative border or edging of hanging threads, cords, or strips, often attached to a separate band.
  2. Something that resembles such a border or edging.
  3. A marginal, peripheral, or secondary part:

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  1. A decorative border or edging of hanging threads, cords, or strips, often attached to a separate band.
  2. Something that resembles such a border or edging.
  3. A marginal, peripheral, or secondary part:

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• edging

  1. Something that forms or serves as an edge or border.

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  1. Something that forms or serves as an edge or border.

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• edge

  1. A thin, sharpened side, as of the blade of a cutting instrument.
  2. The degree of sharpness of a cutting blade.
  3. A penetrating, incisive quality:

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  1. A thin, sharpened side, as of the blade of a cutting instrument.
  2. The degree of sharpness of a cutting blade.
  3. A penetrating, incisive quality:

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• brink

  1. The upper edge of a steep or vertical slope:
  2. The margin of land bordering a body of water.
  3. The point at which something is likely to begin; the verge:

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  1. The upper edge of a steep or vertical slope:
  2. The margin of land bordering a body of water.
  3. The point at which something is likely to begin; the verge:

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• brim

  1. The uppermost edge of a hollow container or natural basin.
  2. A projecting rim or edge, especially around the bottom of a hat.
  3. Full capacity:

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  1. The uppermost edge of a hollow container or natural basin.
  2. A projecting rim or edge, especially around the bottom of a hat.
  3. Full capacity:

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• borderline

  1. A line that establishes or marks a border.
  2. An indefinite area intermediate between two qualities or conditions:
  3. Verging on a given quality or condition:

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  1. A line that establishes or marks a border.
  2. An indefinite area intermediate between two qualities or conditions:
  3. Verging on a given quality or condition:

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• border

  1. A part that forms the outer edge of something.
  2. A decorative strip around the edge of something, such as fabric.
  3. A strip of ground, as at the edge of a garden or walk, in which ornamental plants or shrubs are planted.

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  1. A part that forms the outer edge of something.
  2. A decorative strip around the edge of something, such as fabric.
  3. A strip of ground, as at the edge of a garden or walk, in which ornamental plants or shrubs are planted.

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