Bishop Berkeley was known for his philosophical ideas, which emphasized the role of perception in creating reality. He is often associated with the concept of "idealism," which holds that the material world is not real in the same way that our thoughts and experiences are. Synonyms for Bishop Berkeley might include "idealism," "empiricism," or "subjectivism." Other related terms might include "immaterialism," "phenomenalism," or "mentalism." His work is also sometimes referred to as part of the "British empiricist" tradition, which includes famous thinkers such as John Locke and David Hume.