nepheloscope

noun
neph·​e·​lo·​scope
variants: or less commonly nephelescope \ ˈnefələˌskōp \

Definition of nepheloscope

: an instrument for demonstrating cloud formation in the laboratory by expansion of moist air

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History and Etymology for nepheloscope

nepheloscope from nephel- + -scope; nepehelescope from Greek nephelē cloud + English -scope

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