phototimer

noun

pho·​to·​tim·​er ˈfōt-ō-ˌtī-mər How to pronounce phototimer (audio)
: a photoelectric device that automatically controls photographic exposures (as to X-rays or light)

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Cite this Entry

“Phototimer.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/phototimer. Accessed 21 Nov. 2024.

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