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There are 19 fifteen-letter words containing C, E, H, O, P, 2T and Y

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.
CYTOPATHOLOGIEScytopathologies n. Plural of cytopathology.
CYTOPATHOLOGY n. the study of cells in illness.
CYTOPHOTOMETRICcytophotometric adj. Of or relating to cytophotometry, or measured using a cytophotometer.
CYTOPHOTOMETRIC adj. relating to cytophotometry.
HEMICRYPTOPHYTEhemicryptophyte n. (Botany) Any plant whose buds rest on the surface, being protected in various ways.
HEMICRYPTOPHYTE n. any perennial plant that bears its overwintering buds at soil level, where they are often partly covered by surface debris.
HYPERTONICITIEShypertonicities n. Plural of hypertonicity.
HYPERTONICITY n. the condition of being hypertonic.
METEMPSYCHOSISTmetempsychosist n. One who believes in metempsychosis.
METEMPSYCHOSIST n. a believer in metempsychosis, the passing of the soul at death into another body either human or animal.
MICROPHOTOMETRYmicrophotometry n. Measurement performed with a microphotometer.
MICROPHOTOMETRY n. measurement by microphotometer, an instrument for measuring the amount of light transmitted or reflected by small areas or for measuring the relative densities of spectral lines on a photographic film or plate.
OSTEOPATHICALLYosteopathically adv. By means of osteopathy.
OSTEOPATHIC adv. relating to osteopathy.
PETROPHYSICISTSpetrophysicists n. Plural of petrophysicist.
PETROPHYSICIST n. a student of petrophysics.
PHOTOELASTICITYphotoelasticity n. A technique for studying and measuring the stresses and strains in an object by means of mechanical birefringence.
PHOTOELASTICITY n. the state of being photoelastic.
PHOTOMETRICALLYphotometrically adv. In a photometric manner.
photometrically adv. By using photometry.
PHOTOMETRIC adv. of or relating to photometry or the photometer.
PHYTOPATHOGENICphytopathogenic adj. Pathogenic to plants.
PHYTOPATHOGENIC adj. of or like a phytopathogen.
PHYTOTOXICITIESphytotoxicities n. Plural of phytotoxicity.
PHYTOTOXICITY n. the state of being phytotoxic.
POLYSYNTHETICALpolysynthetical adj. Alternative form of polysynthetic.
POLYSYNTHETICAL adj. made up of many separate elements, also POLYSYNTHETIC.
PSYCHOTHERAPISTpsychotherapist n. Someone who practices psychotherapy.
PSYCHOTHERAPIST n. a practitioner of psychotherapy.
PSYCHOTOMIMETICpsychotomimetic adj. (Pharmacology) That induces a temporary state of altered perception and symptoms similar to those of…
psychotomimetic n. (Pharmacology) Any psychotomimetic drug, such as LSD.
PSYCHOTOMIMETIC adj. of drugs such as LSD and mescaline, capable of inducing psychotic symptoms, also PSYCHOSOMIMETIC.
SOPHISTICATEDLYsophisticatedly adv. In a sophisticated manner.
SOPHISTICATED adv. SOPHISTICATE, to make artificial or worldly.
SYMPATHECTOMIESsympathectomies n. Plural of sympathectomy.
SYMPATHECTOMY n. the surgical excision of a sympathetic ganglion or other part of the sympathetic system.
SYMPATHOMIMETICsympathomimetic adj. (Medicine) That produces effects similar to those of the sympathetic nervous system.
sympathomimetic n. (Medicine) Any medicine with this effect.
SYMPATHOMIMETIC adj. simulating sympathetic nervous action in physiological effect.

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


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