(n.) That department of sanitary science which treats of the preservation of health, especially of households and communities; a system of principles or rules designated for the promotion of health.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). hygiene. Retrieved September 20, 2026, from http://smartdefine.org/hygiene/definitions/2018189 |
| Chicago | Webster's. 2011. "hygiene" http://smartdefine.org/hygiene/definitions/2018189 (accessed September 20, 2026). |
| Harvard | Webster's 2011, hygiene, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/hygiene/definitions/2018189>. |
| MLA | Webster's. "hygiene" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/hygiene/definitions/2018189> |