sentry

English · Thesaurus

AI In plain words

Writing a short explanation…

Written by a house AI from the entry below, in your language. The entry itself is the source.

sentry

  • /ˈsɛn.tɹi/
  • [ˈsɛn.tɹ̝̊ɪi̯] ~ [ˈsɛn.t̠ɹ̠̊˔ɪi̯]
  • /ˈsɪn.tɹi/ pin pen merger
  • [ˈsɪ̟n.tɹ̝̊ɪi̯] ~ [ˈsɪ̟n.t̠ɹ̠̊˔ɪi̯] pin pen merger

Sounds like century (for some speakers) · Rhymes with -ɛntɹi

Where it comes from

From earlier sentrie, sentery, of uncertain origin. Perhaps an alteration of sentinel or sanctuary; or perhaps from Old French senteret (“a path”), diminutive of sentier, from Medieval Latin semitarius (“a path”).

noun sentries · centry · sentri · sentery

  1. A guard, particularly on duty at the entrance to a military base. Additional sentries are keeping watch for any signs of an ambush.
  2. uncountable Sentry duty; time spent being a sentry.
  3. A form of drag to be towed underwater, which on striking bottom is upset and rises to the surface.

    Similar: kite

  4. A watchtower.
  5. An animal like a marmot tasked with alerting the pack to danger.

Thesaurus

Closest in meaning: sentinel, lookout man, scout, picket, watch, lookout, guard, watchman, checkpoint, custody, station, exercise, killing, post, centry, outsentry

Translations

Every language

noun guard

한국어초병 chobyeong
日本語歩哨 hoshō
中文哨兵 shàobīng, 步哨 bùshào
हिन्दीप्रहरी prahrī
Portuguêssentinela
Françaissentinelle
DeutschWache, Wachposten, Schildwache
Italianosentinella, guardia
Ελληνικάσκοπός skopós, φρουρός frourós
Românăstrajă, străjer, santinelă, caraulă
Русскийчасово́й časovój, карау́льный karaúlʹnyj, дежу́рный dežúrnyj, страж straž

noun watchtower

Françaistourelle
DeutschWachturm

Talk about this word

Cite this
MLA

"sentry." Wiktionary, via Micwyn, micwyn.com/word/sentry. Accessed 6 Nov. 2026.

APA

sentry. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/sentry

Chicago

"sentry." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/sentry.

BibTeX
@misc{sentry_2026,
  title = {sentry},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/sentry},
  urldate = {2026-11-06}
}