adjective
- Carefully observant or attentive; on the lookout for possible danger.
- usage: "a policy of open-eyed awareness"; "the vigilant eye of the town watch"; "there was a watchful dignity in the room"; "a watchful parent with a toddler in tow"
- synonyms: argus-eyed, open-eyed, wakeful
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). vigilant. Retrieved September 20, 2026, from http://smartdefine.org/vigilant/definitions/1187890 |
| Chicago | WordNet. 2010. "vigilant" http://smartdefine.org/vigilant/definitions/1187890 (accessed September 20, 2026). |
| Harvard | WordNet 2010, vigilant, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/vigilant/definitions/1187890>. |
| MLA | WordNet. "vigilant" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/vigilant/definitions/1187890> |