RULER

Ruler

A ruler, sometimes called a rule or line gauge, is an instrument used in geometry, technical drawing, printing as well as engineering and building to measure distances or to rule straight lines. The ruler is a straightedge which may also contain calibrated lines to measure distances.

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ruler

Noun

  1. A (usually rigid), flat, rectangular measuring or drawing device with graduations in units of measurement; a rule; a straightedge with markings; a measure.
  2. A person who rules or governs; a person who exercises dominion or controlling power over others.


The above text is a snippet from Wiktionary: ruler
and as such is available under the Creative Commons Attribution/Share-Alike License.

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