## PERIMETER

### Perimeter

A**perimeter**is a path that surrounds a two-dimensional shape. The word comes from the Greek

*peri*and

*meter*. The term may be used either for the path or its length - it can be thought of as the length of the outline of a shape. The perimeter of a circle or ellipse is called its circumference.

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### perimeter

#### Noun

- The sum of the distance of all the lengths of the sides of an object.
- The outer limits of an area. See Synonyms at circumference.
- The length of such a boundary.
- A fortified strip or boundary usually protecting a military position.
- An instrument for determining the extent and shape of the field of vision.

*The above text is a snippet from Wiktionary: perimeter*

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and as such is available under the Creative Commons Attribution/Share-Alike License.