phoneidoscope
Jump to navigation
Jump to search
English
[edit]Etymology
[edit]From phono- + Ancient Greek εἶδος (eîdos, “sight”) + -scope.
Noun
[edit]phoneidoscope (plural phoneidoscopes)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/0/0d/PSM_V36_D648_Figures_on_film_in_phoneidoscope.jpg/220px-PSM_V36_D648_Figures_on_film_in_phoneidoscope.jpg)
- An instrument for studying the motions of sounding bodies by optical means. It consists of a tube across whose end is stretched a film of soap solution thin enough to give coloured bands, whose form and position are affected by sonorous vibrations.
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 The imported definitions may be significantly out of date, and any more recent senses may be completely missing.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 “phoneidoscope”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)