(n.) An instrument which shows whether there is more or less moisture in the atmosphere, without indicating its amount.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). hygroscope. Retrieved September 22, 2026, from http://smartdefine.org/hygroscope/definitions/2018206 |
| Chicago | Webster's. 2011. "hygroscope" http://smartdefine.org/hygroscope/definitions/2018206 (accessed September 22, 2026). |
| Harvard | Webster's 2011, hygroscope, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/hygroscope/definitions/2018206>. |
| MLA | Webster's. "hygroscope" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/hygroscope/definitions/2018206> |