osmoscope

English

From osmo- +‎ -scope.

osmoscope (plural osmoscopes)

An instrument for detecting and for measuring odors.
- 1949, Carey Pratt McCord, William N. Witheridge, Odors, Physiology and Control, page 47:
  Odorless air enters osmoscope through side tube where it is mixed with odorous test air which enters from end tube.
- 1954, American Society for Testing Materials. Committee D-19 on Industrial Water, Manual on Industrial Water, page 314:
  Test for odor, using a normal inhalation. If an osmoscope is used, insert the tube of the osmoscope to a point just above the surface of the water and test for odor as above.
- 1957, The Journal of the American Dental Association - Volume 55, page 42:
  The osmoscope may be used by increasing the dilution of air until the odor vanishes, or decreasing the dilution until the odor is first detectable.
An instrument for measuring osmosis.
- 1935, Sewage Works Journal, volume 7, page 198:
  The osmoscopes developed in the authors' laboratory are comparable in their basic concept with the grease-spot photometer employed by Bunsen to measure the intensity of a light source.