Definition of perceive verb from the Oxford Advanced Learner's Dictionary

Academic

perceive

verb
pəˈsiːv
 
; pərˈsːv
 
(formal)
 
1 to notice or become aware of somethingperceive something I perceived a change in his behaviour.perceive that… She perceived that all was not well.perceive somebody/something to be/have something The patient was perceived to have difficulty in breathing.
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This pattern is usually used in the passive.
2 to understand or think of somebody/something in a particular way
Synonym
see
perceive somebody/something/yourself (as something) This discovery was perceived as a major breakthrough.She did not perceive herself as disabled.A science degree and artistic interests are often perceived as incompatible.perceive somebody/something to be/have something They were widely perceived to have been unlucky.
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This pattern is usually used in the passive.