Category:Sentinel

Sen"ti*nel, n. Etym: [f. sentinelle (cf. It. sentinella); probably Originally, a litle path, the sentinel's beat,, and a dim. of a word Meaning, path; cf. F. sente path. L. semita; and of. sentine, Sentele, senteret, diminutive words. Cf. Sentry.]

1. One who watches or guards; specifically (mil.), a soldier set to Guard an army, camp, or other place, from surprise, to observe the Approach of danger, and give notice of it; a sentry. The sentinels who paced the ramparts. Macaulay.

2. Watch; guard. [obs.] "that princes do keep due sentinel." Bacon.

3. (zoöl.)

Defn: a marine crab (podophthalmus vigil) native of the indian ocean, Remarkable for the great length of its eyestalks; -- called also Sentinel crab.

Sentinel Sen"ti*nel, v. t. [imp. & p. p. Sentineled or sentinelled; p. pr. & Vb. n. Sentineling or sentinelling.]

1. To watch over like a sentinel. "to sentinel enchanted land." [r.] Sir w. Scott.

2. To furnish with a sentinel; to place under the guard of a sentinel Or sentinels.