SPECULATION By N., Sam M.S. - 31 1. Conjectural thinking not always supported by scientific evidence. 2. Loosely supported theory. SPECULATION: "Joe used speculation in his theory." Related Psychology Terms Developing a Case Study FREUD, SIGMUND (1856-1939) Hitler and Conformity OBSESSRVE-COMPULSIVE REACTION ADOLESCENCE (Theories) Piaget’s Theory of Cognitive Development Identifying Relevant Theories and Models ANTISOCIAL REACTION OEDIPUS COMPLEX (Oedipus Situation) SCHIZOID PERSONALITY (Schizo- thymic Personality) Cite this page: N., Sam M.S., "SPECULATION," in PsychologyDictionary.org, April 13, 2013, https://psychologydictionary.org/speculation/ (accessed June 25, 2022).