PANDEMIC By N., Pam M.S. - April 7, 2013 1. adjective. happening universally or over a big region and hence, more widespread than epidemic. 2. n. an illness/disease. PANDEMIC: "The pandemic has already covered the northern region of Asia." Related Psychology Terms ENCEPHALITIS LETHARGICA ALLOPATHY BITING MANIA PATHOGENIC PERIPHERAL ACUTE ORGANIC PHALLIC STAGE AMYOTROPHIC LATERAL SCLEROSIS (ALS) PANACEA Cite this page: N., Pam M.S., "PANDEMIC," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/pandemic/ (accessed February 29, 2020).