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List of 15-letter words containing

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There are 20 fifteen-letter words containing H, O, P, R and X

ALEXIPHARMAKONSALEXIPHARMAKON n. an antidote to poison.
ARCHAEOPTERYXESarchaeopteryxes n. Plural of archaeopteryx.
ARCHAEOPTERYX n. a Jurassic fossil bird of the Archaeopteryx genus, with a long bony tail, sharp-toothed jaws, and wings bearing three clawed digits.
CEPHALOTHORAXEScephalothoraxes n. Plural of cephalothorax.
CEPHALOTHORAX n. the body, or head with thorax, of spiders, crustaceans, etc.
CHROMOXYLOGRAPHchromoxylograph n. A woodcut produced in colour.
CHROMOXYLOGRAPH n. a picture printed in colours from wooden blocks.
HEXACHLOROPHANEHEXACHLOROPHANE n. a bactericide used in antiseptic soaps, deodorants etc., also HEXACHLOROPHENE.
HEXACHLOROPHENEhexachlorophene n. (Organic chemistry) A polyhalogenated compound, 2,2’-methylenebis(3,4,6-trichlorophenol)-3,4,6-trichloro-2-[(2,3,5-tric…
HEXACHLOROPHENE n. a bactericide used in antiseptic soaps, deodorants etc., also HEXACHLOROPHANE.
HIERACOSPHINXEShieracosphinxes n. Plural of hieracosphinx.
HIERACOSPHINX n. in ancient Egyptian art, a hawk-headed sphinx.
HYDROXYAPATITEShydroxyapatites n. Plural of hydroxyapatite.
HYDROXYAPATITE n. a complex phosphate of calcium that occurs as a mineral and is the chief structural element of vertebrate bone.
HYDROXYLAPATITEhydroxylapatite n. Alternative spelling of hydroxyapatite.
HYDROXYLAPATITE n. a mineral of the apatite group that is rare in the ground but is the principal inorganic constituent of tooth enamel and bone.
HYDROXYPROLINEShydroxyprolines n. Plural of hydroxyproline.
HYDROXYPROLINE n. an amino acid.
HYPEREXCRETIONSHYPEREXCRETION n. excessive excretion.
HYPEREXTENSIONShyperextensions n. Plural of hyperextension.
HYPEREXTENSION n. the extension of a joint beyond its normal range.
LEXICOGRAPHICALlexicographical adj. Relating to lexicography.
lexicographical adj. Meeting lexicographical standards or requirements; worthy of being included in a dictionary.
LEXICOGRAPHICAL adj. relating to lexicography, also LEXICOGRAPHIC.
LEXICOGRAPHISTSlexicographists n. Plural of lexicographist.
LEXICOGRAPHIST n. one who makes dictionaries.
PEROXYSULPHURICPEROXYSULPHURIC adj. as in peroxysulphuric acid.
PHOTOXYLOGRAPHYphotoxylography n. A process in which a photograph is printed on wood to use as a template for engraving.
PHOTOXYLOGRAPHY n. wood engraving after a photographic impression on a woodblock.
XENOMORPHICALLYXENOMORPHIC adv. having a form not its own.
XEROGRAPHICALLYxerographically adv. In a xerographic way; by xerography.
XEROGRAPHIC adv. relating to xerography.
XERORADIOGRAPHYxeroradiography n. A method of X-ray photography which uses an electrically charged metal plate instead of film.
XERORADIOGRAPHY n. radiography used esp. in mammographic screening for breast cancer that produces an image using X-rays in a manner similar to the way an image is produced by light in xerography.
XYLOTYPOGRAPHICxylotypographic adj. Of or pertaining to xylotypography.
XYLOTYPOGRAPHIC adj. relating to, or printed from, wooden type.

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: 148 words
  • Scrabble in French: 9 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 2 words


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