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List of 15-letter words containing

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There are 20 fifteen-letter words containing C, E, H, O, P, U and Y

BRACHYCEPHALOUSbrachycephalous adj. Relating to brachycephaly; brachycephalic.
BRACHYCEPHALOUS adj. short-headed, esp. having a skull whose breadth is 80 per cent or more of its length.
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.
HYDROCEPHALUSEShydrocephaluses n. Plural of hydrocephalus.
HYDROCEPHALUS n. an accumulation of serous fluid within the cranial cavity, also HYDROCEPHALY.
HYPERCOAGULABLEhypercoagulable adj. (Of blood) Having an increased tendency to clot.
HYPERCOAGULABLE adj. excessively coagulable.
HYPERFUNCTIONALhyperfunctional adj. Having, or characterised by, increased function.
HYPERFUNCTIONAL adj. relating to hyperfunction, the overactivity of a gland or other bodily organ.
HYPERPRODUCTIONhyperproduction n. Excessive production.
HYPERPRODUCTION n. excessive production.
HYPERPRODUCTIVEhyperproductive adj. Exceptionally productive.
NEUROPATHICALLYneuropathically adv. In a neuropathic way.
NEUROPATHICAL adv. of or like a neuropathy, an affection of the nervous system or of a nerve, also NEUROPATHIC.
NEUROPSYCHIATRYneuropsychiatry n. (Medicine) The branch of medicine dealing with disorders that have both neurological and psychiatric features.
NEUROPSYCHIATRY n. a branch of medicine concerned with both neurology and psychiatry.
NEUROPSYCHOLOGYneuropsychology n. A branch of neurology and of clinical psychology that investigates the physiological basis of psychological processes.
neuropsychology n. The facts uncovered thereby, or the body of knowledge thus produced.
NEUROPSYCHOLOGY n. the study of the relation between brain and behaviour.
NUCLEOPHILICITYnucleophilicity n. (Uncountable) The condition of being nucleophilic.
nucleophilicity n. (Countable) A measure of the extent to which something is nucleophilic, or of the reactivity of such a reagent.
NUCLEOPHILICITY n. the state of being nucleophilic.
PEROXYSULPHURICPEROXYSULPHURIC adj. as in peroxysulphuric acid.
PHENYLKETONURICphenylketonuric adj. Having or relating to phenylketonuria.
phenylketonuric n. A person who has phenylketonuria.
PHENYLKETONURIC adj. suffering from phenylketonuria, an inherited metabolic disorder in infants.
PROSENCHYMATOUSprosenchymatous adj. Relating to the prosenchyma.
PROSENCHYMATOUS adj. relating to prosenchyma, supporting plant tissue containing little protoplasm.
PSYCHONEUROTICSpsychoneurotics n. Plural of psychoneurotic.
PSYCHONEUROTIC n. one suffering from a psychoneurosis.
PSYCHOSEXUALITYpsychosexuality n. The psychological aspects of sexuality.
PSYCHOSEXUALITY n. the psychic factors of sex.
PSYCHOSURGERIESpsychosurgeries n. Plural of psychosurgery.
PSYCHOSURGERY n. cerebral surgery employed in treating psychic symptoms.
SCEUOPHYLACIUMSSCEUOPHYLACIUM n. a sacristy.
UNCOPYRIGHTABLEuncopyrightable adj. (Copyright law) Ineligible for copyright.
uncopyrightable n. That for which no one can obtain copyright.
UNCOPYRIGHTABLE adj. not copyrightable.
ZYGOPHYLLACEOUSzygophyllaceous adj. (Botany) Of or relating to the family Zygophyllaceae of bean-capers, caltrops, and related plants.
ZYGOPHYLLACEOUS adj. belonging to the Zygophyllaceae, the bean caper family.

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: 147 words
  • Scrabble in French: 33 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 1 word


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