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There are 6 fifteen-letter words containing H, 2P, R, 2T and U

HYPOPITUITARISMhypopituitarism n. (Medicine) A decrease in secretion of one or more of the eight hormones normally produced by the pituitary gland.
HYPOPITUITARISM n. deficient production of growth hormones by the pituitary gland.
PHOTOAUTOTROPHSphotoautotrophs n. Plural of photoautotroph.
PHOTOAUTOTROPH n. an organism capable of synthesizing its own food from inorganic substances using light as an energy source.
PHOTOMULTIPLIERphotomultiplier n. (Physics) A device, normally in the form of a tube, that uses a photocathode to convert photons into…
PHOTOMULTIPLIER n. a photocell with a series of dynodes which amplify the emission current by electron multiplication.
PHOTOPRODUCTIONphotoproduction n. (Chemistry) The production of a molecular species (e.g. a radical or ion) by means of light.
PHOTOPRODUCTION n. the production of one or more particles by the action of an incident photon.
PITHECANTHROPUSPithecanthropus prop.n. A former taxonomic genus in the family Hominidae, whose species are now assigned to the genus Homo…
PITHECANTHROPUS n. any of several primitive extinct men from Java.
PROTOSPATHARIUSprotospatharius n. Alternative form of protospatharios.
PROTOSPATHARIUS n. (historical) the captain of the guards at Byzantium, also PROTOSPATAIRE, PROTOSPATHAIRE.

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: 28 words
  • Scrabble in French: 5 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: 4 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 4 words


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