EROSION By N., Sam M.S. - 9 The corrosion or deterioration of a physical setting from climate and organisms. Compare accretion. EROSION: "The erosion of the cliff was evident from the wave action." Related Psychology Terms VISUAL CLIFF BRAIN WAVES (Electroencephalogram, EEG) HEARING (AUDITION) DETERIORATION (Mental Deterioration) ARTERIOSCLEROTIC BRAIN DISORDER ECOLOGICAL STUDIES MANIC-DEPRESSIVE REACTION (DEPRESSIVE PHASE) CHILD PSYCHIATRY SENILE PSYCHOSIS (Senile Brain Disease, Senile Dementia) A Comparison of Maternal and Paternal Filicide Cite this page: N., Sam M.S., "EROSION," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/erosion/ (accessed January 24, 2022).