photochronograph

noun

pho·​to·​chronograph

¦fōt(ˌ)ō+

1

: chronophotograph

also : an apparatus for taking chronophotographs

2

: an instrument for the photographic recording of star transits

3

: an instrument for recording minute intervals of time photographically

Word History

Etymology

International Scientific Vocabulary phot- + chronograph; perhaps originally formed in French

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