Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

ruler

noun [C] (FOR DRAWING)
 
 
/ˈruː.lər/ US  /-lɚ/ (old-fashioned or formal rule)

Definition

A2 a long, narrow, flat piece of plastic, metal, or wood with straight edges where centimetres or inches, or both are printed. It is used for measuring things and for drawing straight lines.Weighing, measuring and counting devices
(Definition of ruler noun (FOR DRAWING) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“ruler” in other dictionaries

More Results for “ruler”

Word of the Day

be under a cloud

to not be trusted or popular because people think you have done something bad

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More