different between sentinel vs patrol

English

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 senti? (“feel, perceive by the senses”). See sense.

Pronunciation

• IPA^(key): /?s?nt?n?l/

Noun

sentinel (plural sentinels)

1. A sentry, watch, or guard.
   • 1719- Daniel Defoe, Robinson Crusoe

     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.

   • 1625, Francis Bacon, Of Empire

     that princes do keep due sentinel

2. (obsolete) A private soldier.
   • 1789, John Moore, Zeluco, Valancourt 2008, p. 33:

     “I will not permit the poorest centinel to be treated with injustice.”

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

4. A sentinel crab.
5. (attributive, medicine, epidemiology) A sign of a health risk (e.g. a disease, an adverse effect).

Translations

Verb

sentinel (third-person singular simple present sentinels, present participle (US) sentineling or (UK) sentinelling, simple past and past participle (US) sentineled or (UK) sentinelled)

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

   He sentineled the north wall.

2. (transitive) To post as guard.

   He sentineled him on the north wall.

3. (transitive) To post a guard for.

   He sentineled the north wall with just one man.

   • 1873, Harper's New Monthly Magazine (volume 46, page 562)

     The old-fashioned stoop, with its suggestive benches on either side, lay solitary and silent in the moonlight; the garden path, weedily overgrown since father's death, and sentineled here and there with ragged hollyhock, lay quiet and dew-laden […]

Translations

Anagrams

• lenients

English

Pronunciation

• (Received Pronunciation) IPA^(key): /p??t???l/
• (General American) IPA^(key): /p??t?o?l/
• Rhymes: -??l

Alternative forms

• patrole (obsolete)

Etymology 1

From French patrouille, from Old French patrouille, patouille (“a night-watch”, literally “a tramping about”), from patrouiller, patouiller, patoiller (“to paddle or pudder in water, dabble with the feet, begrime, besmear”), from patte, pate (“paw, foot of an animal”), from Vulgar Latin *patta (“paw, foot”), from Frankish *patta (“paw, sole of the foot”), from Proto-Germanic *paþjan?, *paþ?n? (“to walk, tread, go, step, pace”), possibly from Proto-Indo-European *(s)pent-, *(s)pat- (“path; to walk”), a variant of Proto-Indo-European *pent-, *pat- (“path; to go”); see find. Cognate with Dutch pad, patte (“paw”), Low German pedden (“to step, tread”), German patschen (“to splash, smack, dabble, waddle”), German Patsche (“a swatter, beater, paw, puddle, mire”). Related to pad, path.

Noun

patrol (countable and uncountable, plural patrols)

1. (military) A going of the rounds along the chain of sentinels and between the posts, by a guard, usually consisting of three or four men, to insure greater security from attacks on the outposts.
2. (military) A movement, by a small body of troops beyond the line of outposts, to explore the country and gain intelligence of the enemy's whereabouts.
3. (military) The guards who go the rounds for observation; a detachment whose duty it is to patrol.
4. (law enforcement) The largest division of officers within a police department or sheriff's office, whose assignment is to patrol and respond to calls for service.
5. Any perambulation of a particular line or district to guard it; also, the people thus guarding.
   • 1787-1788, Alexander Hamilton, The Federalist Papers

     In France there is an army of patrols […] to secure her fiscal regulations.
6. (Scouting) A unit of a troop, usually defined by certain ranks or age groups within the troop, and ideally comprised of six to eight members.
   • Lord Baden-Powell of Gilwell (1920) Aids To Scoutmastership?^[1], page 24: “The formation of the boys into Patrols of from six to eight and training them as separate units each under its own responsible leader is the key to a good Troop.”

Derived terms

• patrol leader
• patrol officer
• senior patrol leader

Translations

Etymology 2

From French patrouiller, from Old French patrouiller (“to paddle, paw about, patrol”), from patte (“a paw”)

Verb

patrol (third-person singular simple present patrols, present participle patrolling, simple past and past participle patrolled)

1. (intransitive) To go the rounds along a chain of sentinels; to traverse a police district or beat.
2. (transitive) To go the rounds of, as a sentry, guard, or policeman

Translations

Further reading

• patrol in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• patrol in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
• patrol at OneLook Dictionary Search

Anagrams

• Portal, portal, pratol

Polish

Etymology

From French patrouille, from Middle French patrouille, from Old French patrouille.

Pronunciation

• IPA^(key): /?pa.tr?l/

Noun

patrol m inan

1. (military) patrol (going of the rounds)
2. (military) patrol (movement by a small body of troops beyond the line of outposts)
3. (military) patrol (guards who go the rounds for observation)

Declension

Derived terms

• (verbs) patrolowa?, spatrolowa?
• (noun) patrolowiec
• (adjective) patrolowy

Further reading

• patrol in Wielki s?ownik j?zyka polskiego, Instytut J?zyka Polskiego PAN
• patrol in Polish dictionaries at PWN