Sentinel Definition
sĕntə-nəl
sentineled, sentineling, sentinelled, sentinelling, sentinels
noun
sentinels
A person or animal set to guard a group; specif., a sentry.
Webster's New World
A sentinel crab.
Wiktionary
verb
sentineled, sentinels
To guard or watch over as a sentinel.
Webster's New World
To provide with a guard.
American Heritage
To furnish or protect with a sentinel.
Webster's New World
To post as a sentinel.
Webster's New World
Other Word Forms of Sentinel
Noun
Singular:
sentinel
Plural:
sentinelsOrigin of Sentinel
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French sentinelle from Italian sentinella probably from Old Italian sentina vigilance from sentire to watch from Latin sentīre to feel sent- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
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1570s, from Middle French sentinelle, from Old Italian sentinella (perhaps via a notion of "perceive, watch"), from sentÄ«re (“to hear"), from Latin sentiō (“feel, perceive by the senses"). See sense.
From Wiktionary
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