| 释义 | View usage for: (sentɪnəl) Word forms: plural sentinelscountable nounA sentinel is a sentry.[literary, old-fashioned] Synonyms: guard, watch, lookout, sentry More Synonyms of sentinelsentinel in British English (ˈsɛntɪnəl) noun1. a person, such as a sentry, assigned to keep guard 2.  computing a character used to indicate the beginning or end of a particular block of information verbWord forms: -nels, -nelling, -nelledWord forms:  US -nels, -neling or -neled (transitive)3. to guard as a sentinel 5. to provide with a sentinelWord origin C16: from Old French sentinelle,  from Old Italian sentinella,  from sentina  watchfulness, from sentire  to notice, from Latinsentinel in American English (ˈsɛntənəl)   noun1.   a person or animal set to guard a group; specif., a sentry  verb transitiveWord forms: ˈsentineled or ˈsentinelled, ˈsentineling or ˈsentinelling2.   to guard or watch over as a sentinel 3.   to furnish or protect with a sentinel Word origin Fr sentinelle  < It sentinella , ult. < L sentire , to feel,  senseAjax, not the sleeping sentinel of the past, but the fierce and waking Guardian of the present.Palm trees stood sentinel on the far bank and a graceful minaret rose against the vivid blue sky.I looked back toward the fire where Kane stood like a lonely sentinel surveying the steppe in all directions.Examples of 'sentinel' in a sentencesentinelDefinition a sentry a watchful sentinelAdditional synonymsDefinition a person or people keeping such a watch One committed the burglary and the other acted as lookout.Synonyms watchman,  guard,  sentry,  sentinel,  vedetteDefinition a small unit of troops posted to give early warning of attack Troops are still manning pickets and patrolling the area.Synonyms lookout,  watch,  guard,  patrol,  scout,  spotter,  sentry,  sentinel,  vedetteDefinition a soldier who keeps watch and guards a camp or building The sentry would not let her enter.Synonyms guard,  watch,  lookout,  picket,  watchman, sentinelSeesentrysentimentsentimentalsentimentalitysentinelsentryseparableseparate
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