(n.) An instrument for recording the movements of the thorax or chest wall during respiration; -- also called stethograph.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). Pneumatograph. Retrieved September 21, 2026, from http://smartdefine.org/pneumatograph/definitions/2046751 |
| Chicago | Webster's. 2011. "Pneumatograph" http://smartdefine.org/pneumatograph/definitions/2046751 (accessed September 21, 2026). |
| Harvard | Webster's 2011, Pneumatograph, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/pneumatograph/definitions/2046751>. |
| MLA | Webster's. "Pneumatograph" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/pneumatograph/definitions/2046751> |