Definition of sentinel
: sentry
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Examples of sentinel in a Sentence
a lone sentinel kept watch over the fort
Origin and Etymology of sentinel
Middle French sentinelle, from Old Italian sentinella, from sentina vigilance, from sentire to perceive, from Latin
First Known Use: 1579
sentinel
Definition of sentinel
sentineled
orsentinelled
;sentineling
orsentinelling
transitive verb
1 : to watch over as a sentinel
2 : to furnish with a sentinel
3 : to post as sentinel
1593
First Known Use of sentinel
1593
SENTINEL Defined for Kids
Medical Dictionary
sentinel
playMedical Definition of sentinel
: being an individual or part of a population potentially susceptible to an infection or infestation that is being monitored for the appearance or recurrence of the causative pathogen or parasite
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Thesaurus: All synonyms and antonyms for sentinel Spanish Central: Translation of sentinel Nglish: Translation of sentinel for Spanish speakers Britannica English: Translation of sentinel for Arabic speakers
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