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List of 15-letter words containing

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There are 14 fifteen-letter words containing 3O, 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.
CRYPTOZOOLOGISTcryptozoologist n. (Cryptozoology) One who studies cryptozoology.
CRYPTOZOOLOGIST n. one who studies cryptozoology.
CYTOPATHOLOGIEScytopathologies n. Plural of cytopathology.
CYTOPATHOLOGY n. the study of cells in illness.
CYTOPATHOLOGISTcytopathologist n. A scientist whose speciality is cytopathology.
CYTOPHOTOMETRICcytophotometric adj. Of or relating to cytophotometry, or measured using a cytophotometer.
CYTOPHOTOMETRIC adj. relating to cytophotometry.
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.
PHOTOTOPOGRAPHYphototopography n. The surveying and mapping of a terrain based solely on terrestrial photographs.
PHOTOTOPOGRAPHY n. the preparation of topographic maps from photographs.
PHOTOTROPICALLYphototropically adv. In a phototropic manner.
PHOTOTROPIC adv. relating to phototropism, movement directed by light.
PHOTOTYPOGRAPHYphototypography n. A photomechanical method of printing made to resemble traditional metal typography.
PHOTOTYPOGRAPHY n. any printing process involving the use of photography.
PROPORTIONALITYproportionality n. (Uncountable) the property of being proportional.
proportionality n. (Uncountable) the principle that government action ought to be proportional to the ends achieved (e…
proportionality n. (Countable) the degree to which something is in proportion.
PROPORTIONATELYproportionately adv. In a proportionate manner; with due proportion; proportionally.
PROPORTIONATE adv. in proportion.
PYROPHOTOMETERSPYROPHOTOMETER n. a type of pyrometer in which the temperature of an incandescent body is determined by photometric measurement of the light it emits.
SYMPTOMATOLOGICsymptomatologic adj. Of or pertaining to symptomatology.
SYMPTOMATOLOGIC adj. relating to symptomatology.
ZOOPHYTOLOGISTSzoophytologists n. Plural of zoophytologist.
ZOOPHYTOLOGIST n. one who studies zoophytes.

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: 160 words
  • Scrabble in French: 4 words
  • Scrabble in Spanish: 1 word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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