different between watchdog vs sentry

English

Etymology

watch +? dog

Noun

watchdog (plural watchdogs)

1. a guard dog
2. An individual or group that monitors the activities of another entity (such as an individual, corporation, non-profit group, or governmental organization) on behalf of the public to ensure that entity does not behave illegally or unethically.

Derived terms

• watchdog timer

Translations

Verb

watchdog (third-person singular simple present watchdogs, present participle watchdogging, simple past and past participle watchdogged)

1. To perform a function analogous to that of a watchdog; to guard and warn.
2. (electronics) To be continuously reset by a watchdog timer.

Translations

Anagrams

• dog watch, dogwatch

English

Alternative forms

• centry, sentrie, sentery (all obsolete)

Etymology

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”).

Pronunciation

• enPR: s?n?tr?, IPA^(key): /?s?nt?i/
• Rhymes: -?nt?i
• Hyphenation: sen?try

Noun

sentry (plural sentries)

1. A guard, particularly on duty at the entrance to a military base.
2. (uncountable) Sentry duty; time spent being a sentry.
3. (nautical) A form of drag to be towed underwater, which on striking bottom is upset and rises to the surface.
4. A watchtower.
5. A animal like a marmot tasked with alerting the pack to danger.

Synonyms

• (nautical drag): kite

Translations

See also

• sentinel

Anagrams

• Tyners