Phot - Dictionary Of English

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phot [links] UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/fɒt/, /fəʊt/US:USA pronunciation: respellingUSA pronunciation: respelling(fot, fōt) ⓘ One or more forum threads is an exact match of your searched term in Spanish | in French | English synonyms | English Collocations | English Usage | Conjugator | in context | images WordReference Random House Unabridged Dictionary of American English © 2025phot (fot, fōt),USA pronunciation n. [Optics.]
  1. Opticsa unit of illumination, equal to 1 lumen per square centimeter. Abbr.: ph
  • Greek phōt-, stem of phôs (contraction of pháos) light
  • 1915–20
phot-,
  1. var. of photo- before a vowel:photalgia.
phot.,
    1. Photographyphotograph.
    2. Photographyphotographer.
    3. Photographyphotographic.
    4. Photographyphotography.
Collins Concise English Dictionary © HarperCollins Publishers:: phot /fɒt; fəʊt/ n
  1. a unit of illumination equal to one lumen per square centimetre. 1 phot is equal to 10 000 lux
Etymology: 20th Century: from Greek phōs light WordReference Random House Learner's Dictionary of American English © 2025pho•to /ˈfoʊtoʊ/USA pronunciation n. [countable], pl. -tos.
  1. a photograph.
photo-, prefix.
  1. Photographyphoto- comes from Greek, where it has the meaning "light'':photo- + biology → photobiology;photo- + -on → photon (= elementary "particle'' of light).This prefix also means "photographic'' or "photograph'':photo- + copy → photocopy.
WordReference Random House Unabridged Dictionary of American English © 2025pho•to (fō′tō),USA pronunciation n., pl. -tos.
  1. Photographyphotograph.
  2. [Informal.]See photo finish.
  • shortened form of photograph 1855–60
photo-,
  1. Photographya combining form meaning "light'' (photobiology); also used to represent "photographic'' or "photograph'' in the formation of compound words:photocopy.
Also,[esp. before a vowel,] phot-.
  • Greek, combining form of phôs (genitive phōtós)
'phot' also found in these entries (note: many are not synonyms or translations): photo- - Ph - photalgia - photic - photinia - photism - photo - photon - photopia

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