Last Updated：2025/11/20

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

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ruler

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Source Word

ruler

IPA(Pronunciation)

/ˈɹuːlə(ɹ)/

Noun

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

Japanese Meaning

定規

What is this buttons?

She used a ruler to draw a straight line across the poster board.

Google Translation / DeepL Translation

彼女はポスター用紙に定規でまっすぐな線を引いた。

Details

Sense（1）

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

Sense（2）

A person who rules or governs; someone or something that exercises dominion or controlling power over others.

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.

Google Translation / DeepL Translation

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rulers

（ plural ）

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ruler

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ruler

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