TOXICITY By N., Pam M.S. - April 29, 2013 noun. the ability of a compound to generate toxic impacts within an living being. TOXICITY: "The drug's full toxicity has yet to be determined." Related Psychology Terms CROSS-TOLERANCE PARATYPE TREMOR VITAMIN A TOXICITY TOXIN BEHAVIORAL TOXICITY NUTMEG ALLERGEN VIRUS CURARE Cite this page: N., Pam M.S., "TOXICITY," in PsychologyDictionary.org, April 29, 2013, https://psychologydictionary.org/toxicity/ (accessed September 21, 2019).