spiroscope

English edit

Etymology edit

From Latin spirare (“to breathe”) +‎ -scope.

Noun edit

spiroscope (plural spiroscopes)

(physiology) A wet meter used to determine the breathing capacity of the lungs.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for “spiroscope”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)