noun
- Retardation sufficient to fall outside the normal range of intelligence.
- synonyms: abnormality
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). mental defectiveness. Retrieved September 20, 2026, from http://smartdefine.org/mental_defectiveness/definitions/1294540 |
| Chicago | WordNet. 2010. "mental defectiveness" http://smartdefine.org/mental_defectiveness/definitions/1294540 (accessed September 20, 2026). |
| Harvard | WordNet 2010, mental defectiveness, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/mental_defectiveness/definitions/1294540>. |
| MLA | WordNet. "mental defectiveness" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/mental_defectiveness/definitions/1294540> |