What is the meaning of mental illness?

noun

  • Any disease of the mind; the psychological state of someone who has emotional or behavioral problems serious enough to require psychiatric intervention.
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). mental illness. Retrieved September 21, 2026, from http://smartdefine.org/mental_illness/definitions/1246780
ChicagoWordNet. 2010. "mental illness" http://smartdefine.org/mental_illness/definitions/1246780 (accessed September 21, 2026).
HarvardWordNet 2010, mental illness, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/mental_illness/definitions/1246780>.
MLAWordNet. "mental illness" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/mental_illness/definitions/1246780>