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List of 13-letter words containing

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There are 4 thirteen-letter words containing E, 2O, P and Q

PHYLLOQUINONEphylloquinone n. (Biochemistry, pharmacology) Synonym of phytomenadione.
PHYLLOQUINONE n. vitamin K1, one of the fat-soluble vitamin K group, essential for normal blood coagulation.
PLASTOQUINONEplastoquinone n. (Biochemistry) a quinone, related to the carotenoids, involved in the electron transport process of photosynthesis.
PLASTOQUINONE n. a plant substance that is related to vitamin K and plays a role in photosynthetic phosphorylation.
QUADROPHONIESQUADROPHONY n. a system of sound transmission using four speakers, also QUADRAPHONICS, QUADRAPHONY, QUADRIPHONICS, QUADROPHONICS.
RONTGENOPAQUERONTGENOPAQUE adj. opaque to X-rays.

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 1Word.ws and WikWik.org.

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See this list for:

  • English Wiktionary: 25 words
  • Scrabble in French: 131 words
  • Scrabble in Spanish: 34 words
  • Scrabble in Italian: 13 words
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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