The APA Thesaurus offers the following definition: Analysis, evaluation or prediction of disordered or abnormal behavior, symptoms, or other aspects of psychological functioning, includes assessing the appropriateness of a particular treatment and the degree or likelihood of clinical improvement.
Preconceived definition, to form a conception or opinion of beforehand, as before seeing evidence or as a result of previously held prejudice. See more. Dictionary.com
verb (used with object), perceived, perceiving. 1. to become aware of, know, or identify by means of the senses: I perceived an object looming through the mist. 2. to recognize, discern, envision, or understand: I perceive a note of sarcasm in your voice.