TWINNING By N., Sam M.S. - 50 1. production of at least two embryos in one uterus, at the same time. 2. the production of two symmetrical items from one item by division. TWINNING: "The twinning process cannot be rushed." Related Psychology Terms Using the Hamilton Depression Rating Scale: A Case Study on Grief APRAXIA (literally, “inability to act or do”) SCHOLASTIC APTITUDE TESTS ATTITUDE SCALES CLINICAL PSYCHOLOGY LANGUAGE (Psycholinguistics) INHIBITION ODDITY METHOD CREATIVITY TESTS INFERTTLITY Cite this page: N., Sam M.S., "TWINNING," in PsychologyDictionary.org, April 29, 2013, https://psychologydictionary.org/twinning/ (accessed June 30, 2022).