from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A device for recording the force and speed of chest movements during respiration.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Alternative form of pneumatograph.
from the GNU version of the Collaborative International Dictionary of English
- n. Same as pneumatograph.
from The Century Dictionary and Cyclopedia
- n. In pathology, same as stethograph.
Sorry, no etymologies found.