epidiascope

noun
epi·​dia·​scope | \ ˌe-pə-ˈdī-ə-ˌskōp How to pronounce epidiascope (audio) \

Definition of epidiascope

1 : a projector for images of both opaque objects and transparencies
2 : episcope

First Known Use of epidiascope

1903, in the meaning defined at sense 1

History and Etymology for epidiascope

International Scientific Vocabulary

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Time Traveler for epidiascope

The first known use of epidiascope was in 1903

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