Definition of Sentinel

1. Noun. A person employed to keep watch for some anticipated event.

Exact synonyms: Lookout, Lookout Man, Picket, Scout, Sentry, Spotter, Watch
Generic synonyms: Security Guard, Watcher, Watchman
Derivative terms: Look Out, Spot, Watch



Definition of Sentinel

1. n. One who watches or guards; specifically (Mil.), a soldier set to guard an army, camp, or other place, from surprise, to observe the approach of danger, and give notice of it; a sentry.

2. v. t. To watch over like a sentinel.

Definition of Sentinel

1. Noun. A sentry or guard. ¹

2. Noun. (computer science) a unique string of characters recognised by a computer program for processing in a special way; a keyword. ¹

3. Verb. (transitive) To watch over as a guard. ¹

4. Verb. (transitive) To post as guard. ¹

5. Verb. (transitive) To post a guard for. ¹

¹ Source: wiktionary.com

Definition of Sentinel

1. to stand guard [v -NELED, -NELING, -NELS or -NELLED, -NELLING, -NELS]

Medical Definition of Sentinel

1. 1. One who watches or guards; specifically, a soldier set to guard an army, camp, or other place, from surprise, to observe the approach of danger, and give notice of it; a sentry. "The sentinels who paced the ramparts." (Macaulay) 2. Watch; guard. "That princes do keep due sentinel." 3. A marine crab (Podophthalmus vigil) native of the Indian Ocean, remarkable for the great length of its eyestalks. Synonym: sentinel crab. Origin: F. Sentinelle (cf. It. Sentinella); probably originally, a litle path, the sentinel's beat, and a dim. Of a word meaning, path; cf. F. Sente path. L. Semita; and OF. Sentine, sentele, senteret, diminutive words. Cf. Sentry. Source: Websters Dictionary (01 Mar 1998)

Sentinel Pictures

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Lexicographical Neighbors of Sentinel

sentimentality
sentimentalization
sentimentalizations
sentimentalize
sentimentalized
sentimentalizer
sentimentalizers
sentimentalizes
sentimentalizing
sentimentally
sentimentise
sentimentize
sentiments
sentimo
sentimos
sentinel (current term)
sentinel animal
sentinel event
sentinel gland
sentinel loop sign
sentinel pile
sentinel spinous process fracture
sentinel surveillance
sentinel tag
sentineled
sentineling
sentinelled
sentinelling
sentinels
senting

Literary usage of Sentinel

Below you will find example usage of this term as found in modern and/or classical literature:

1. Newspapers and Periodicals of Illinois, 1814-1879 by Frank William Scott, Edmund Janes James (1910)
"288 sentinel AND WABASH ADVOCATE Mt. Carmel, 250 sentinel, CHRISTIAN Eureka, 280 Peoria, 280 sentinel, CHRONICLE- Harrisburg, 106 sentinel, DEKALB COUNTY De ..."

2. Cotton is King, and Pro-slavery Arguments: Comprising the Writings of by David Christy, Albert Taylor Bledsoe, Thornton Stringfellow, Robert Goodloe Harper, James Henry Hammond, Samuel Adolphus Cartwright, Charles Hodge (1860)
"As an advertising medium, THE WEEKLY CHRONICLE AND sentinel offers superior ... THE DAILY CHRONICLE AND sentinel is published every morning (except Monday) ..."

3. History of the Boston Massacre, March 5, 1770: Consisting of the Narrative by Frederic Kidder, John Adams (1870)
"Then the deponent saw three men lying near said sentinel's post, dead. And the deponent further adds, that at the time of his standing there as aforesaid, ..."

4. The Magazine of American History with Notes and Queries by John Austin Stevens, Benjamin Franklin DeCosta, Martha Joanna Lamb, Henry Phelps Johnston, Nathan Gilbert Pond, William Abbatt (1891)
"PRESIDENT LINCOLN AND THE SLEEPING sentinel Mr. LE Chittenden in his recently issued work, Recollections of President Lincoln and his Administration, ..."

5. Biennial report by North Dakota Geological Survey (1908)
"The beds of the upper member of the Fort Union occur in sentinel Butte, where the following section appears: sentinel Butte Section. Feet. Inches. ..."

6. Indian Wars of New England by Herbert Milton Sylvester (1910)
"He had been stationed as a sentinel, and, having become alarmed, retreated from his post into the woods, when another sentinel, hearing a noise in the ..."

7. Indian Wars of New England by Herbert Milton Sylvester (1910)
"He had been stationed as a sentinel, and, having become alarmed, retreated from his post into the woods, when another sentinel, hearing a noise in the ..."

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