v. t. 1. To turn away from the east; to confuse as to which way is east; to cause to lose one's bearings. [ R. ] Bp. Warburton. [ 1913 Webster ]

2. to cause (a person) to lose one's sense of direction; to cause to lose one's bearings or way; as, the tourist was disoriented by the winding and narrow streets. [ PJC ]

3. (Psychiatry) to cause one to lose one's sense of time or place, or of one's own personal identity. [ PJC ]

4. to confuse (a person) by changing or removing something which has served as a standard or guide to action; as, workers were rendered unemployed and disoriented by the rapid changes in the markets. [ PJC ]

v. t. To turn away from the east, or (figuratively) from the right or the truth. [ R. ] [ 1913 Webster ]

adj. 1. having lost one's bearings physically or mentally. I frequently find myself disoriented when I come up out of the subway;the anesthetic left her completely disoriented
Syn. -- confused, lost. [ WordNet 1.5 ]

2. socially disoriented; withdrawn from social interactions.
Syn. -- alienated, anomic. [ WordNet 1.5 +PJC ]

adj. 1. causing disorientation: causing confusion of directions. Also See: unoriented. Antonym: orienting [ WordNet 1.5 +PJC ]