Definition of fixated adjective from the Oxford Advanced American Dictionary

 

fixated

 adjective
adjective
NAmE//ˈfɪkseɪt̮əd//
 
[not before noun]fixated (on somebody/something)
 
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always thinking and talking about someone or something in a way that is not normal He is fixated on things that remind him of his childhood.
See the Oxford Advanced Learner's Dictionary entry: fixated