Added 3 October 2026
ruler
/ˈɹuːlə/ noun
In Latin: rēgula Wiktionary
noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about ruler at Wordnik → Where our words come from →
- A (usually rigid), flat, rectangular measuring or drawing device with graduations in units of measurement; a straightedge with markings.
- A person who rules or governs; someone or something that exercises dominion or controlling power over others.
verb
- To beat with a ruler (as a traditional school punishment).
Origin
From Middle English reuler; equivalent to rule + -er.
From Wiktionary, via Kaikki.org (CC BY-SA)