disoriented

UK: /dɪsˈɔːriɛntɪd/ US: (dis ôr′ē en′tid, -ōr′-)

WordReference Random House Unabridged Dictionary of American English © 2025

dis•o•ri•ent•ed  (dis ôr′ē en′tid, -ōr′-), adj. 

1. confused as to time or place;
   out of touch:
   therapy for disoriented patients.

• disorient + -ed²

Synonyms

distracted, mixed up, unstable, unhinged.

WordReference Random House Learner's Dictionary of American English © 2025

dis•o•ri•ent /dɪsˈɔriˌɛnt/   v. [~ + object]

1. to cause to lose one's way:
   When I came up out of the subway, I was momentarily disoriented.
2. to confuse, esp. so that one loses perception of time, place, or one's personal identity:
   When she regained consciousness she was disoriented and not sure how she had gotten there.

Also, esp. Brit., dis•or•i•en•tate /dɪsˈɔriɛnˌteɪt/.   dis•o•ri•en•ta•tion /dɪsˌɔriɛnˈteɪʃən/  n. [uncountable] See -ori-.

WordReference Random House Unabridged Dictionary of American English © 2025

dis•o•ri•ent  (dis ôr′ē ent′, -ōr′-), v.t. 

1. to cause to lose one's way:
   The strange streets disoriented him.
2. to confuse by removing or obscuring something that has guided a person, group, or culture, as customs, moral standards, etc.:
   Society has been disoriented by changing values.
3. Psychiatry to cause to lose perception of time, place, or one's personal identity.

• French désorienter, equivalent. to dés- dis-¹ + orienter to orient
• 1645–55

WordReference Random House Unabridged Dictionary of American English © 2025

dis•o•ri•en•tate  (dis ôr′ē ən tāt′, -ōr′-), v.t., -tat•ed, -tat•ing. 

1. to disorient.

• dis-¹ + orientate 1695–1705

dis•o′ri•en•ta′tion, n. 

Collins Concise English Dictionary © HarperCollins Publishers::

disorientate / dɪsˈɔːrɪənˌteɪt/, disorient verb (transitive)

1. to cause (someone) to lose his or her bearings
2. to perplex; confuse

disˌorienˈtation noun