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There are 13 twelve-letter words containing E, H, L, O, 2P, R and Y

AMPELOGRAPHYampelography n. (Botany) The discipline within botany concerned with the taxonomy of cultivars in the grapevine genus, Vitis.
AMPELOGRAPHY n. the study of grapevines.
HYPERCOMPLEXhypercomplex adj. (Mathematics) Describing any of several types of higher-dimensional numbers having some characteristics…
hypercomplex n. (Mathematics) A hypercomplex number.
HYPERCOMPLEX adj. excessively complex.
LAMPROPHYRESlamprophyres n. Plural of lamprophyre.
LAMPROPHYRE n. a compact intrusive rock with phenocrysts of black mica, hornblende, etc.
PALAEOGRAPHYpalaeography n. (British spelling) Alternative form of paleography.
palæography n. (Chiefly UK, dated) Alternative form of paleography (study of ancient forms of writing).
palæography n. (Chiefly UK, obsolete) Alternative form of paleography (paleogeography).
PETROGLYPHICpetroglyphic adj. Of or pertaining to petroglyphy.
PETROGLYPHIC adj. of or like a petroglyph, an ancient rock-carving.
PHLEBOGRAPHYphlebography n. An X-ray examination of a system of veins that have been injected with a contrast medium.
PHLEBOGRAPHY n. radiography of a vein after injection of a contrast medium, aka venography.
PHOTOPOLYMERphotopolymer n. (Chemistry) Any polymer that reacts to light with a physical or chemical change, used especially for teeth fillings.
PHOTOPOLYMER n. a photosensitive plastic used esp. in the manufacture of printing plates.
PHYLLOSPHEREphyllosphere n. (Biology) The above-ground surface of plants, viewed as a habitat for microorganisms.
PHYLLOSPHERE n. the surface of a leaf considered as a habitat, esp. for microorganisms.
POLYGRAPHERSpolygraphers n. Plural of polygrapher.
POLYGRAPHER n. one who operates a polygraph.
POLYGRAPHIESPOLYGRAPHY n. the use of a polygraph; the interpretation of data from a polygraph.
PYELOGRAPHICpyelographic adj. Of or pertaining to pyelography.
PYELOGRAPHIC adj. relating to pyelography, the use of pyelograms, X-ray pictures of the renal pelvis.
PYROPHYLLITEpyrophyllite n. (Mineralogy) A soft, pale aluminosilicate mineral, somewhat resembling talc.
PYROPHYLLITE n. a silvery-white to pale-green aluminum silicate.
PYROSULPHATEpyrosulphate n. (Inorganic chemistry, Britain) Alternative spelling of pyrosulfate.
PYROSULPHATE n. a salt of sulphur.

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: 42 words
  • Scrabble in French: 11 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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