Confused and unsure about where you are or what direction you're facing; feeling lost or bewildered.
The past tense and adjective form of disorientate, from dis- + orient + -ate + -ed. The double form (both -ate and -ed) is characteristic of British English vocabulary.
Interestingly, 'disorientated' is becoming the dominant form even in American English now, replacing 'disoriented'—language is gradually shifting across continents!
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