sentinel
IPA: sˈɛntʌnʌɫ
noun
- A sentry, watch, or guard.
- (obsolete) A private soldier.
- (computer science) A unique value recognised by a computer program for processing in a special way, or marking the end of a set of data.
- A sentinel crab.
- (attributive, medicine, epidemiology) A sign of a health risk (e.g. a disease, an adverse effect).
- (figuratively) Someone who is hardworking and dutiful.
- A ghost town in California.
- A town in Oklahoma.
verb
- (transitive) To watch over as a guard.
- (transitive) To post a guard for.
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Examples of "sentinel" in Sentences
- His job is a sentinel.
- What do sentinels usually do
- When did he become a sentinel
- He served the army as a sentinel.
- I saw a sentinel walking near the mouth of the creek.
- In the movie, the operation of the sentinel is reversed.
- In the movie , the operation of the sentinel is reversed.
- He applied to be a sentinel and is waiting for the result.
- Most people wanted to be a sentinel thinking that it is easy.
- The obelisk is the sentinel of a very advanced extraterrestrial race.