sen·ti·nel

(sĕn′tə-nəl)

One that keeps guard; a sentry.

tr.v. sen·ti·neled, sen·ti·nel·ing, sen·ti·nels or sen·ti·nelled or sen·ti·nel·ling

1. To watch over as a guard.

2. To provide with a guard.

3. To post as a guard.

[French sentinelle, from Italian sentinella, probably from Old Italian sentina, vigilance, from sentire, to watch, from Latin sentīre, to feel; see sent- in Indo-European roots.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

sentinel

(ˈsɛntɪnəl)

1. a person, such as a sentry, assigned to keep guard

2. (Computer Science) computing a character used to indicate the beginning or end of a particular block of information

vb (tr) , -nels, -nelling or -nelled

3. to guard as a sentinel

4. to post as a sentinel

5. to provide with a sentinel

[C16: from Old French sentinelle, from Old Italian sentinella, from sentina watchfulness, from sentire to notice, from Latin]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

sen•ti•nel

(ˈsɛn tn l, -tə nl)

n., v. -neled, -nel•ing (esp. Brit.) -nelled, -nel•ling. n.

1. a person or thing that stands watch; sentry.

v.t.

2. to watch over as a sentinel.

[1570–80; < Middle French sentinelle < Italian sentinella, derivative of early Italian sentina vigilance]

sentinel

Past participle: sentinelled
Gerund: sentinelling

Imperative
sentinel
sentinel

Present
I sentinel
you sentinel
he/she/it sentinels
we sentinel
you sentinel
they sentinel

Preterite
I sentinelled
you sentinelled
he/she/it sentinelled
we sentinelled
you sentinelled
they sentinelled

Present Continuous
I am sentinelling
you are sentinelling
he/she/it is sentinelling
we are sentinelling
you are sentinelling
they are sentinelling

Present Perfect
I have sentinelled
you have sentinelled
he/she/it has sentinelled
we have sentinelled
you have sentinelled
they have sentinelled

Past Continuous
I was sentinelling
you were sentinelling
he/she/it was sentinelling
we were sentinelling
you were sentinelling
they were sentinelling

Past Perfect
I had sentinelled
you had sentinelled
he/she/it had sentinelled
we had sentinelled
you had sentinelled
they had sentinelled

Future
I will sentinel
you will sentinel
he/she/it will sentinel
we will sentinel
you will sentinel
they will sentinel

Future Perfect
I will have sentinelled
you will have sentinelled
he/she/it will have sentinelled
we will have sentinelled
you will have sentinelled
they will have sentinelled

Future Continuous
I will be sentinelling
you will be sentinelling
he/she/it will be sentinelling
we will be sentinelling
you will be sentinelling
they will be sentinelling

Present Perfect Continuous
I have been sentinelling
you have been sentinelling
he/she/it has been sentinelling
we have been sentinelling
you have been sentinelling
they have been sentinelling

Future Perfect Continuous
I will have been sentinelling
you will have been sentinelling
he/she/it will have been sentinelling
we will have been sentinelling
you will have been sentinelling
they will have been sentinelling

Past Perfect Continuous
I had been sentinelling
you had been sentinelling
he/she/it had been sentinelling
we had been sentinelling
you had been sentinelling
they had been sentinelling

Conditional
I would sentinel
you would sentinel
he/she/it would sentinel
we would sentinel
you would sentinel
they would sentinel

Past Conditional
I would have sentinelled
you would have sentinelled
he/she/it would have sentinelled
we would have sentinelled
you would have sentinelled
they would have sentinelled

Collins English Verb Tables © HarperCollins Publishers 2011

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

sentinel - a person employed to keep watch for some anticipated event

lookout, lookout man, picket, scout, sentry, spotter, watch

security guard, watchman, watcher - a guard who keeps watch

sentinel

noun guard, watch, lookout, sentry, picket, watchman a watchful sentinel

Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

sentinel

noun

A person or special body of persons assigned to provide protection or keep watch over, for example:

guard, lookout, picket, protector, sentry, ward, watch.

Translations

خَفير، حارِس

stráž

vagtpost

varîmaîur

sargs

sentinel

[ˈsentɪnl] N → centinela mf

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

sentinel

→ Wache f; to stand sentinel over something (liter) → über etw (acc) → wachen or Wacht halten

(Comput) → Hinweissymbol nt

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

sentinel

[ˈsɛntɪnl] n (old) → sentinella

sentinel

(ˈsentinl) noun

a sentry.

sentinel

adj (node, event, etc.) centinela

Mentioned in

References in classic literature

A Mastiff, dressed in a scarlet collar, and carrying a musket, was pacing up and down, like a sentinel, in front of the entrance.

View in context

A German sentinel barred the way to her, and announced, in his own language, that no strangers were admitted.

View in context

A sentinel at each end of the bridge stood with his rifle in the position known as "support," that is to say, vertical in front of the left shoulder, the hammer resting on the forearm thrown straight across the chest -- a formal and unnatural position, enforcing an erect carriage of the body.

View in context

A single sentinel in the rear of the building barred the way.

View in context

The Custom House stood at a little distance down King Street, nearly where the Suffolk Bank now stands, and a sentinel was continually pacing before its front."

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The camp fires gradually died away; all was dark and silent; the sentinel stationed to watch the horses had marched as far, and supped as heartily as any of his companions, and while they snored, he began to nod at his post.

View in context

About fifty paces off, another man, also appareled as a cavalier, was talking to a Scotch sentinel, and, though a foreigner, he seemed to understand without much difficulty the answers given in the broad Perthshire dialect.

View in context

By dint of entreaties, threats, commands, he succeeded in inducing a sentinel to speak to one of the subalterns, who went and told the major.

View in context

The balance of them, with the exception of a single sentinel beside the gate, had re-entered the building from which they had been summoned.

View in context

A tent appeared, and pacing to and fro before it was a little sentinel, who, in a brief soliloquy, informed the observers that the elements were in a great state of confusion, that he had marched some hundred miles or so that day, and that he was dying for want of sleep.

View in context

On a rock which overlooked the track, showing out dark and plain against the sky, there stood a solitary sentinel. He saw them as soon as they perceived him, and his military challenge of "Who goes there?" rang through the silent ravine.

View in context

"France!" cried Heyward, advancing from the shadow of the trees to the shore of the pond, within a few yards of the sentinel.

View in context