ruler

3 ENTRIES FOUND:

rul·er

noun \ˈrü-lər\

: a person (such as a king or queen) who rules a country, area, group, etc.

: a straight piece of plastic, wood, or metal that has marks on it to show units of length and that is used to measure things

Full Definition of RULER

1
:  one that rules; specifically :  sovereign
2
:  a worker or a machine that rules paper
3
:  a smooth-edged strip (as of wood or metal) that is usually marked off in units (as inches) and is used as a straightedge or for measuring
rul·er·ship \-ˌship\ noun

Examples of RULER

  1. a summit attended by a number of rulers from around the world
  2. This ruler shows inches and centimeters.

First Known Use of RULER

14th century

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