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There are 16 fifteen-letter words containing E, 2H, 2O, P, T and Y

CHEMOAUTOTROPHYchemoautotrophy n. (Biology) A mode of growth in which CO2 is the exclusive source of assimilated carbon, and energy is…
CHEMOAUTOTROPHY n. the production of energy by the oxidation of inorganic compounds, such as iron, ammonia and hydrogen sulphide.
DEPHOSPHORYLATEdephosphorylate v. To cause, or undergo dephosphorylation.
DEPHOSPHORYLATE v. to remove phosphate groups from an organic compounds.
HELIOSCIOPHYTESHELIOSCIOPHYTE n. a plant that thrives in sun better than shade.
HEMATOPORPHYRINhematoporphyrin n. (Biochemistry) The porphyrin portion of heme (minus the iron atom).
HEMATOPORPHYRIN n. any of several porphyrins that are hydrated derivatives of protoporphyrins.
HOMEOPATHICALLYhomeopathically adv. By means of homeopathy.
HOMEOPATHIC adv. of or relating to homeopathy.
HYETOMETROGRAPHHYETOMETROGRAPH n. an instrument for recording rainfall.
PHOSPHORYLATIVEphosphorylative adj. Relating to phosphorylation.
PHOSPHORYLATIVE adj. of or like phosphorylate.
PHOTOCHEMICALLYphotochemically adv. By means of, or in terms of, photochemistry.
PHOTOCHEMICAL adv. of, relating to, or resulting from the chemical action of radiant energy and esp. light.
PHOTOSYNTHESISEphotosynthesise v. Alternative spelling of photosynthesize.
PHOTOSYNTHESISE v. to carry out photosynthesis.
PHOTOSYNTHESIZEphotosynthesize v. To synthesize carbohydrates from carbon dioxide and water using the energy of light by photosynthesis.
PHOTOSYNTHESIZE v. to carry out photosynthesis, also PHOTOSYNTHESISE.
PHOTOTELEGRAPHYphototelegraphy n. The fax system.
PHOTOTELEGRAPHY n. the transmission of drawings by phototelegraph.
PHYTOGEOGRAPHERphytogeographer n. A person involved in phytogeography.
PHYTOGEOGRAPHER n. a student of phytogeography.
PHYTOGEOGRAPHICphytogeographic adj. Phytogeographical.
PHYTOGEOGRAPHIC adj. relating to phytogeography.
PHYTOPATHOGENICphytopathogenic adj. Pathogenic to plants.
PHYTOPATHOGENIC adj. of or like a phytopathogen.
PSYCHOHISTORIESpsychohistories n. Plural of psychohistory.
PSYCHOHISTORY n. historical analysis or interpretation using psychological and psychoanalytic methods.
TELEPHOTOGRAPHYtelephotography n. (Photography) Photography of distant subjects using a telephoto lens.
telephotography n. (Dated) The transmission of images over a distance, especially by facsimile.
TELEPHOTOGRAPHY n. the photography of distant objects (as by a camera provided with a telephoto lens).

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: 135 words
  • Scrabble in French: 12 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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