sentry

You might be confusing the word sentry with century. These words are commonly misused.

Pronunciation

• enPR: sĕnʹtrē, IPA ^(key): /ˈsɛntri/

• Audio (UK)

  (file)

• Hyphenation: sen‧try

Noun

Singular sentry

Plural sentries

1. (countable) A sentry is a guard, usually one who is stationed at the entrance of a place, especially a military base.