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List of 15-letter words beginning with

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There are 13 fifteen-letter words beginning with PY

PYCNODYSOSTOSESpycnodysostoses n. Plural of pycnodysostosis.
PYCNODYSOSTOSIS n. a rare inherited bone disease characterized by short stature and thickening and fragility of the bones.
PYCNODYSOSTOSISpycnodysostosis n. (Medicine) A genetic disorder characterized by dense, fragile bones and dwarfism.
PYCNODYSOSTOSIS n. a rare inherited bone disease characterized by short stature and thickening and fragility of the bones.
PYKNODYSOSTOSESPYKNODYSOSTOSIS n. a rare inherited bone disease characterized by short stature and thickening and fragility of the bones.
PYKNODYSOSTOSISpyknodysostosis n. Alternative form of pycnodysostosis.
PYKNODYSOSTOSIS n. a rare inherited bone disease characterized by short stature and thickening and fragility of the bones.
PYRAMIDOLOGISTSpyramidologists n. Plural of pyramidologist.
PYRAMIDOLOGIST n. a specialist in pyramidology.
PYRETOTHERAPIESPYRETOTHERAPY n. medical treatment by causing fever.
PYRIDOSTIGMINESSorry, definition not available.
PYROELECTRICITYpyroelectricity n. (Physics) The generation of electric charge as a result of a change in temperature.
PYROELECTRICITY n. electric charge produced in some crystals by temperature changes.
PYROPHOTOGRAPHSPYROPHOTOGRAPH n. a burnt-in photograph, e.g. on glass or porcelain.
PYROPHOTOGRAPHYpyrophotography n. (Photography) Any photographic process involving the use of heat to fix the picture.
PYROPHOTOGRAPHY n. the production of pyrophotographs.
PYROPHOTOMETERSPYROPHOTOMETER n. a type of pyrometer in which the temperature of an incandescent body is determined by photometric measurement of the light it emits.
PYROTECHNICALLYpyrotechnically adv. By means of pyrotechnics.
PYROTECHNICAL adv. relating to pyrotechnics, the art of making fireworks, also PYROTECHNIC.
PYROTECHNICIANSpyrotechnicians n. Plural of pyrotechnician.
PYROTECHNICIAN n. one who makes fireworks.

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: 57 words
  • Scrabble in French: 8 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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