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There are 7 twelve-letter words beginning with PHOTOC

PHOTOCATHODE• photocathode n. (Physics) A cathode that emits electrons when exposed to light.
• PHOTOCATHODE n. a cathode that emits electrons when exposed to radiant energy and esp. light.
PHOTOCHEMIST• photochemist n. (Chemistry) A chemist whose speciality is photochemistry.
• PHOTOCHEMIST n. a practitioner of photochemistry.
PHOTOCHROMIC• photochromic adj. Of, related to, or produced by photochromism.
• photochromic adj. (Chemistry) Relating to the part of a molecule responsible for its photochromism.
• PHOTOCHROMIC adj. changing colour, and hence changing the amount of light transmitted when the incident light increases, or decreases.
PHOTOCOMPOSE• photocompose v. To use photocomposition to prepare text for printing.
• PHOTOCOMPOSE v. to set (as reading matter) by photocomposition.
PHOTOCOPIERS• photocopiers n. Plural of photocopier.
• PHOTOCOPIER n. a machine for copying.
PHOTOCOPYING• photocopying v. Present participle of photocopy.
• photocopying n. The process by which photocopies are made.
• PHOTOCOPYING n. the act of making a photocopy.
PHOTOCURRENT• photocurrent n. Any electric current that flows as a result of photoconductivity or the photovoltaic effect.
• PHOTOCURRENT n. a stream of electrons produced by photoelectric or photovoltaic effects.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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See this list for:

  • English Wiktionary: 32 words
  • Scrabble in French: 16 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: 1 word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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