opeidoscope — instrument for illustrating sound by means of light Scientific Instruments … Phrontistery dictionary
opeidoscope — opei·do·scope … English syllables
opeidoscope — n. instrument showing sound vibrations by vibrating mirror … Dictionary of difficult words
opeidoscope — ōˈpīdəˌskōp noun Etymology: Greek opa (accusative) voice + eidos form + English scope more at voice, idol : an instrument consisting essentially of a tube across one end of which is stretched a thin flexible membrane bearing a small mirror and… … Useful english dictionary
Amos Dolbear — Amos Emerson Dolbear (November 10, 1837 ndash; February 23, 1910) was an American physicist and inventor. His patents interfered with Guglielmo Marconi s planned activities in the US. Dolbear researched electrical spark conversion into sound… … Wikipedia
Scientific Instruments — Have you ever been in the middle of a class lecture, medical examination or episode of Star Trek only to realise suddenly that you have no clue what all those gizmos, gadgets and other scientific instruments actually do? If so, your problems are… … Phrontistery dictionary