Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun One that keeps guard; a sentry.
  • transitive verb To watch over as a guard.
  • transitive verb To provide with a guard.
  • transitive verb To post as a guard.

from The Century Dictionary.

  • noun Watch or guard kept by a soldier stationed for the purpose at a particular place.
  • noun A soldier stationed as a guard, either to challenge persons drawing near and to allow to pass only those who give a watchword, and, in the absence of this, to resist them and give an alarm, or for display or ceremony only.
  • noun A sentinel-crab.
  • Acting as a sentinel; watching.
  • To watch over as a sentinel.
  • To furnish with a sentinel or sentinels; place under the guard of sentinels.

from the GNU version of the Collaborative International Dictionary of English.

  • transitive verb rare, rare To watch over like a sentinel.
  • transitive verb To furnish with a sentinel; to place under the guard of a sentinel or sentinels.
  • noun 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.
  • noun obsolete Watch; guard.
  • noun (Zoöl.) A marine crab (Podophthalmus vigil) native of the Indian Ocean, remarkable for the great length of its eyestalks; -- called also sentinel crab.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A sentry or guard.
  • noun computer science a unique string of characters recognised by a computer program for processing in a special way; a keyword.
  • verb transitive To watch over as a guard.
  • verb transitive To post as guard.
  • verb transitive To post a guard for.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a person employed to keep watch for some anticipated event

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[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.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

1570s, from Middle French sentinelle, from Italian sentinella (perhaps via a notion of "perceive, watch"), from sentīre ("to hear"), from Latin sentiō ("feel, perceive by the senses"). See sense.

Examples

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.

  • Sworn to defend

    Condemned to hell

    Tempt not the blade

    All fear the Sentinel

    - Judas Priest

    May 15, 2007