APLASIA By N., Sam M.S. - 3 n. the failure of an organ or bodily tissue to grow- or interruption to the growth process. See also agenesis. APLASIA: "An organ that is affected by aplasia does not grow as expected. " Related Psychology Terms ADOLESCENCE (Theories) Developing a Case Study LEVEL OF ASPIRATION DISCIPLINE (literally, “to learn”) SULLIVAN, HARRY STACK (1892- 1949) Piaget’s Theory of Cognitive Development BRAIN TUMOR DISORDERS JUNG, CARL GUSTAV (1875-1961) ANTISOCIAL REACTION ORGANIC RETARDATION Cite this page: N., Sam M.S., "APLASIA," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/aplasia/ (accessed February 6, 2023).