EFFECTOR By N., Sam M.S. - 12 1. An organ that produces an effect. 2. Motor nerve ending triggering an activity. 3. The part of the boy that interacts with the environment in an action. EFFECTOR: "Joe's hand was the effector in picking up the block." Related Psychology Terms HOMOSEXUALITY (ETIOLOGY AND THERAPY) OEDIPUS COMPLEX (Oedipus Situation) CEREBRAL CORTEX SPECIFIC ENERGIES ATARACTIC (Atanndc) STIMULUS (literally “goad”) HEARING ADOLESCENCE (Theories) CRANIAL NERVE HABIT Cite this page: N., Sam M.S., "EFFECTOR," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/effector/ (accessed January 24, 2022).