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There are 16 fifteen-letter words containing E, H, 2O, R, 2T and U

CHEMAUTOTROPHICchemautotrophic adj. Alternative form of chemoautotrophic.
CHEMAUTOTROPHIC adj. of or like a chemautotroph.
CHEMOAUTOTROPHSchemoautotrophs n. Plural of chemoautotroph.
CHEMOAUTOTROPH n. any organism, e.g. bacteria, that produces energy by the oxidation of inorganic compounds, such as iron, ammonia and hydrogen sulphide, also CHEMOAUTROPH.
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.
EUTROPHICATIONSeutrophications n. Plural of eutrophication.
EUTROPHICATION n. the process of becoming eutrophic.
HETERODACTYLOUSheterodactylous adj. (Zoology) Having the first and second toes turned backward, as in the trogons.
HETERODACTYLOUS adj. having the first and second toes turned backwards, as in trogons, and not the first and fourth as in parrots.
ICHTHYODORULITEichthyodorulite n. (Zoology) One of the spiny plates found on the back and tail of certain skates.
ichthyodorulite n. (Geology) A fossil fish-spine found in stratified rock.
ICHTHYODORULITE n. a fossilised fish-spine, also ICHTHYODORYLITE.
NORTHCOUNTRYMENnorth␣countrymen n. Plural of north countryman.
NORTHCOUNTRYMAN n. one living in the north.
PHOTOMULTIPLIERphotomultiplier n. (Physics) A device, normally in the form of a tube, that uses a photocathode to convert photons into…
PHOTOMULTIPLIER n. a photocell with a series of dynodes which amplify the emission current by electron multiplication.
PHOTOREDUCTIONSphotoreductions n. Plural of photoreduction.
PHOTOREDUCTION n. chemical reduction under the influence of radiant energy, as light.
REAUTHORISATIONreauthorisation n. Alternative form of reauthorization.
REAUTHORISATION n. the process of reauthorising, also REAUTHORIZATION.
REAUTHORIZATIONreauthorization n. A second or subsequent authorization.
reauthorization n. A renewal of an authorization.
REAUTHORIZATION n. the process of reauthorizing, also REAUTHORISATION.
RHEUMATOLOGISTSrheumatologists n. Plural of rheumatologist.
RHEUMATOLOGIST n. one who studies rheumatology.
THERMOJUNCTIONSthermojunctions n. Plural of thermojunction.
THERMOJUNCTION n. a junction of two dissimilar conductors used to produce a thermoelectric current.
THERMOREGULATORthermoregulator n. Any organism that carries out thermoregulation.
thermoregulator n. A device that assists with thermoregulation, e.g. for a newborn infant.
THERMOREGULATOR n. a device, such as a thermostat, for the regulation of temperature.
TROUBLESHOOTERStroubleshooters n. Plural of troubleshooter.
TROUBLESHOOTER n. a skilled worker employed to locate trouble and make repairs in machinery and technical equipment.
TROUBLESHOOTINGtroubleshooting n. The identification and resolution of problems, especially problems of a technical nature.
troubleshooting v. Present participle of troubleshoot.
TROUBLESHOOT v. to solve problems.

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: 193 words
  • Scrabble in French: 31 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: 9 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 13 words


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