What is the meaning of sentinel?

A person employed to keep watch for some anticipated event.
- synonyms: lookout, lookout man, sentry, watch, spotter, scout, picket

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APA	WordNet. (2010). sentinel. Retrieved September 20, 2026, from http://smartdefine.org/sentinel/definitions/1309801
Chicago	WordNet. 2010. "sentinel" http://smartdefine.org/sentinel/definitions/1309801 (accessed September 20, 2026).
Harvard	WordNet 2010, sentinel, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/sentinel/definitions/1309801>.
MLA	WordNet. "sentinel" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/sentinel/definitions/1309801>

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