DISCORDANCE By N., Pam M.S. - April 7, 2013 1.The condition of being in variance to a situation. 2. The dissimilarity seen in twins with rrspect to a trait or disease. Compare concordance in twins. DISCORDANCE: "The twins showed discordance in developing vision problems." Related Psychology Terms DICHORIAL TWINS TWIN STUDIES CONCORDANCE IN TWINS BETWEEN-GROUPS VARIANCE POOLED VARIANCE BETWEEN-GROUPS VARIANCE STATE ANXIETY DIZYGOTIC TWINS (DZ TWINS) CONJOINED TWINS BENIGN Cite this page: N., Pam M.S., "DISCORDANCE," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/discordance/ (accessed March 28, 2020).