Definition: In the context of psychology, a seclusionist is someone who engages in secretive or isolated behavior. This type of behavior can be characterized by a lack of social interaction and a tendency to withdraw from others. Seclusionists may also exhibit behaviors that are considered inappropriate or unprofessional, such as lying, theft, or other unethical acts. In psychological terms, a seclusionist is often associated with an individual who has experienced trauma or mental health issues, which can lead to a sensitivity towards social isolation