ruler — A person who has supreme authority and governs a state or territory. Also refers to a straight measuring instrument marked with units.
Part of speech: NOUN
Definition: A person who has supreme authority and governs a state or territory. Also refers to a straight measuring instrument marked with units.
Pronunciation (IPA): /ˈruːlər/
Korean meaning: 통치자, 지배자; 자(측정도구)
Korean pronunciation: 룰러 (강세: 룰)
Example Sentences
- The teacher's ruler mysteriously disappeared whenever there was a math test.
- My 30-centimeter ruler is perfect for drawing margins in my notebook.
- The ancient ruler was so short that he needed a ruler to measure his own height.
ruler
NOUN//ˈruːlər//
A person who has supreme authority and governs a state or territory. Also refers to a straight measuring instrument marked with units.

A person who has supreme authority and governs a state or territory. Also refers to a straight measuring instrument marked with units.
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The ruler stays cooler than any jeweler!
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Start for Free🎤Pronunciation
🌳Etymology
Origin
From Middle English in the 14th century, combining 'rule' (meaning to govern or regulate) with the suffix '-er' (indicating someone or something that performs an action). Originally meant 'one who rules,' later extended to mean a measuring tool around the 15th century.
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Start for Free📝Examples
“The teacher's ruler mysteriously disappeared whenever there was a math test.”
“My 30-centimeter ruler is perfect for drawing margins in my notebook.”
“The ancient ruler was so short that he needed a ruler to measure his own height.”
“She became the ruler of the student council after winning the election.”
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