photostat

noun

pho·​to·​stat ˈfō-tə-ˌstat How to pronounce photostat (audio)
1
or photostat machine : a device used for making a photographic copy of graphic matter
Photostat machines, which were introduced in the early 1900s and which make copies photographically on sensitized paper, were much too expensive for ordinary office use.David Owen
2
: a copy made by a photostat machine
I showed him the photostat of my license, complete with my picture.Robert B. Parker

Word History

Etymology

from Photostat, a trademark

First Known Use

1911, in the meaning defined at sense 1

Time Traveler
The first known use of photostat was in 1911

Browse Nearby Words

Cite this Entry

“Photostat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/photostat. Accessed 9 Jun. 2026.

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