'Sentinel' definitions:

Definition of 'sentinel'

noun

A person employed to keep watch for some anticipated event [syn: lookout, lookout man, sentinel, sentry, watch, spotter, scout, picket]

From: GCIDE

Sentinel \Sen"ti*nel\, n. [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. [1913 Webster]
The sentinels who paced the ramparts. --Macaulay. [1913 Webster]
2. Watch; guard. [Obs.] "That princes do keep due sentinel." --Bacon. [1913 Webster]
3. (Zool.) A marine crab (Podophthalmus vigil) native of the Indian Ocean, remarkable for the great length of its eyestalks; -- called also sentinel crab. [1913 Webster]

From: GCIDE

Sentinel \Sen"ti*nel\, v. t. [imp. & p. p. Sentineledor Sentinelled; p. pr. & vb. n. Sentineling or Sentinelling.]
1. To watch over like a sentinel. "To sentinel enchanted land." [R.] --Sir W. Scott. [1913 Webster]
2. To furnish with a sentinel; to place under the guard of a sentinel or sentinels. [1913 Webster]

Name :

Sentinel, OK -- U.S. town in Oklahoma

Population (2000) :

859

Housing Units (2000) :

411

Land area (2000) :

0.614016 sq. miles (1.590293 sq. km)

Water area (2000) :

0.000000 sq. miles (0.000000 sq. km)

Total area (2000) :

0.614016 sq. miles (1.590293 sq. km)

FIPS code :

66400

Located within :

Oklahoma (OK), FIPS 40

Location :

35.156659 N, 99.173829 W

ZIP Codes (1990) :

73664

Note :

some ZIP codes may be omitted esp. for suburbs.