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Added 9 October 2026

vigilant

/ˈvɪd͡ʒɪlənt/ adjective

In Latin: vigilans Wiktionary

adjective Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about vigilant at Wordnik → Where our words come from →

Carefully observant or attentive; on the lookout for possible danger.
a policy of open-eyed awareness

Origin

From French vigilant or its source, Latin vigilans, present participle of vigilare (“stay awake”), from vigil (“awake”). Doublet of vigilante, from Spanish. Displaced Old English wacor.

From Wiktionary, via Kaikki.org (CC BY-SA)

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