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- DictionarySen·ti·nel/ˈsentənəl/
noun
- 1. a soldier or guard whose job is to stand and keep watch.
verb
- 1. station a soldier or guard by (a place) to keep watch: "a wide course had been roped off and sentineled with police"
1. : to watch over as a sentinel. 2. : to furnish with a sentinel. 3. : to post as sentinel. Synonyms. Noun. custodian. guardian. keeper. lookout.
Sentinel definition: a person or thing that watches or stands as if watching. See examples of SENTINEL used in a sentence.
SENTINEL meaning: 1. a person employed to guard something: 2. Sentinel is also used in the names of some newspapers…. Learn more.
SENTINEL definition: 1. a person employed to guard something: 2. Sentinel is also used in the names of some newspapers…. Learn more.
A sentinel is a guard, a lookout, a person keeping watch. It's often a soldier, but not always. If you're watching a pot, waiting for it to boil, you're standing sentinel over it — and incidentally, it won't boil until you leave.
1. a person, such as a sentry, assigned to keep guard. 2. (Computer Science) computing a character used to indicate the beginning or end of a particular block of information. vb ( tr) , -nels, -nelling or -nelled. 3. to guard as a sentinel. 4. to post as a sentinel. 5. to provide with a sentinel.
Definition of sentinel noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
