ruler
Definitions
General English
General Science
- noun a short flat piece of rigid material, marked with units for measuring lengths of up to about 100 cm
Computing
- noun a bar displayed on screen that indicates a unit of measurement, often used in DTP or word-processor software to help with layout
- noun a long, flat object calibrated in inches or centimetres which is used for measuring or drawing straight lines
Politics
- noun a person who governs or controls a country or part of a country
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