Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • Light; radiant energy: photosynthesis.
  • Photographic: photomontage.
  • Photoelectric: photoemission.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • light, electromagnetic radiation
  • photography

from the GNU version of the Collaborative International Dictionary of English

  • A combining form from Gr. fw^s, fwto`s, light.

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

Greek phōto-, from phōs, phōt-; see bhā-1 in Indo-European roots.

from Wiktionary, Creative Commons Attribution/Share-Alike License

From the combining form φωτ- (phōt-) of Ancient Greek φῶς (phōs, "light").

Examples

  • Note to future photo- booth users: Surprisingly these images come out pretty well, especially if you choose the black-and-white option.

    Gilt's Summer Home in the Hamptons

  • Some companies are mining photo- and video-gathering sites using facial-recognition software.

    Facebook Is Fun for Recruiters, Too

  • Douglas Foreman photo: H.M.C.S Saskatchewan- same class as HMCS Nanaimo w/ others - Looking forward ride the sister ship in photo- Empire Days Celebration!

    The Globe and Mail - Home RSS feed

  • Last week, the bigger GroupMe revamp brought photo- and location-sharing to the iPhone and Android apps for the first time, as well as in-app chat to supplement the text messaging that it has already been offering to users.

    CNET News.com

  • Thanks to an exclusive partnership between Metro and Colourbox.com, an international photo- stock company, participants now have the possibility to sell their photos.

    Reuters: Press Release

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