(n.) An accumulation of liquid within the cavity of the cranium, especially within the ventricles of the brain; dropsy of the brain. It is due usually to tubercular meningitis. When it occurs in infancy, it often enlarges the head enormously.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). hydrocephalus. Retrieved September 23, 2026, from http://smartdefine.org/hydrocephalus/definitions/2018029 |
| Chicago | Webster's. 2011. "hydrocephalus" http://smartdefine.org/hydrocephalus/definitions/2018029 (accessed September 23, 2026). |
| Harvard | Webster's 2011, hydrocephalus, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/hydrocephalus/definitions/2018029>. |
| MLA | Webster's. "hydrocephalus" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/hydrocephalus/definitions/2018029> |