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WordReference Random House Unabridged Dictionary of American English © 2024phot (fot, fōt),USA pronunciation n. [Optics.]- Opticsa unit of illumination, equal to 1 lumen per square centimeter. Abbr.: ph
- Greek phōt-, stem of phôs (contraction of pháos) light
- 1915–20
- var. of photo- before a vowel:photalgia.
phot., - Photographyphotograph.
- Photographyphotographer.
- Photographyphotographic.
- Photographyphotography.
Collins Concise English Dictionary © HarperCollins Publishers:: phot /fɒt; fəʊt/ n - 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 pho•to /ˈfoʊtoʊ/USA pronunciation n. [countable], pl. -tos. - a photograph.
photo-, prefix. - 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 © 2024pho•to (fō′tō),USA pronunciation n., pl. -tos. - Photographyphotograph.
- [Informal.]See photo finish.
- shortened form of photograph 1855–60
- 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)
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