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Sentinel
Definitions
- 1 A place in the United States:; An unincorporated community in Maricopa County, Arizona.
- 2 A place in the United States:; A ghost town in Fresno County, California.
- 3 A place in the United States:; An unincorporated community in Polk County, Missouri.
- 4 A place in the United States:; A town in Washita County, Oklahoma.
- 1 A sentry, watch, or guard.
"They promised faithfully to bear their confinement with patience, and were very thankful that they had such good usage as to have provisions and light left them; for Friday gave them candles (such as we made ourselves) for their comfort; and they did not know but that he stood sentinel over them at the entrance."
- 2 a person employed to keep watch for some anticipated event wordnet
- 3 A private soldier. obsolete
"“I will not permit the poorest centinel to be treated with injustice.”"
- 4 A unique value recognised by a computer program for processing in a special way, or marking the end of a set of data.
"The <xmp> tag is a sentinel that suspends web-page processing and displays the subsequent text literally"
- 5 A sentinel crab.
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- 6 A sign of a health risk (e.g. a disease, an adverse effect). attributive
"sentinel animals can be used to explore endemic diseases."
- 1 To watch over as a guard. transitive
"He sentineled the north wall."
- 2 To post a guard for. transitive
"He sentineled the north wall with just one man."
Etymology
1570s, from Middle French sentinelle, from Old Italian sentinella (perhaps via a notion of "perceive, watch", compare Italian sentire (“to feel, hear, smell”)), from Latin sentiō (“feel, perceive by the senses”). See sense, sentient.
1570s, from Middle French sentinelle, from Old Italian sentinella (perhaps via a notion of "perceive, watch", compare Italian sentire (“to feel, hear, smell”)), from Latin sentiō (“feel, perceive by the senses”). See sense, sentient.
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