Ruler

/ˈɹuːlə/ · noun

Meaning

A (usually rigid), flat, rectangular measuring or drawing device with graduations in units of measurement; a straightedge with markings..

Definitions by Sense

1. A (usually rigid), flat, rectangular measuring or drawing device with graduations in units of measurement; a straightedge with markings.
2. A person who rules or governs; someone or something that exercises dominion or controlling power over others.
3. (transitive) To beat with a ruler (as a traditional school punishment).

Example Sentences

Take this ruler. […] I want you to measure the glass of the lamp.

The carcharhinids are unquestionably the rulers of the seas, because of their abundance, their strength and speed, and their unchallenged position as the number one predators in the marine ecosystem.

LIKE THE MANDARINS of old, the rulers of China live behind high walls. When they emerge, which they rarely do, they travel in cars with rear windows curtained like sedan chairs. They live in the Chung Nan Hai, a walled park adjacent to the Forbidden City from where ancient dynasties ruled the Celestial Empire.

Synonyms for ruler

Antonyms for ruler

Related Words

Word Forms

• rulers
• rulering
• rulered

Usage Notes

Choose a synonym only when it preserves the intended meaning, tone, and grammar of the full sentence.

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