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There are 15 fourteen-letter words containing A, E, 3O, R, T and U

CHEMOAUTOTROPHchemoautotroph n. (Biology) a simple organism, such as a protozoan, that derives its energy from chemical processes rather…
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.
COEVOLUTIONARYcoevolutionary adj. Of, pertaining to, or produced by coevolution.
COEVOLUTIONARY adj. relating to coevolution.
COTEMPORANEOUScotemporaneous adj. Living or existing at the same time; contemporaneous.
COTEMPORANEOUS adj. existing, occurring, or originating during the same time, also CONTEMPORANEOUS.
ENTOMOSTRACOUSentomostracous adj. (Zoology, archaic) Belonging to the Entomostraca, a former subclass of crustaceans.
ENTOMOSTRACOUS adj. of or like an entomostracan, any of the lower order of crustaceans.
HETEROSOMATOUSheterosomatous adj. (Zoology) Belonging to the Heterosomata.
HETEROSOMATOUS adj. of or like the Heterosomata, the flatfishes.
MACROEVOLUTIONmacroevolution n. Large-scale patterns or processes in the history of life, including the origins of novel organism designs…
MACROEVOLUTION n. evolution that results in relatively large and complex changes, as in species formation.
NEUROPATHOLOGYneuropathology n. Neural pathology: The pathology of the nervous system, usually and especially in the sense of its cytopathology…
NEUROPATHOLOGY n. pathology of the nervous system.
ORTHOCEPHALOUSorthocephalous adj. Alternative form of orthocephalic.
ORTHOCEPHALOUS adj. having a skull whose breadth is between 70 and 75 per cent of its length, also ORTHOCEPHALIC.
ORTHOMOLECULARorthomolecular adj. Relating to the theory that mental illness is the result of chemical deficiencies, and can be cured…
ORTHOMOLECULAR adj. relating to the theory that mental illness is chemical.
OSMOREGULATIONosmoregulation n. The homeostatic regulation of osmotic pressure in the body in order to maintain a certain water content…
OSMOREGULATION n. regulation of osmotic pressure esp. in the body of a living organism.
OSMOREGULATORYosmoregulatory adj. Of or pertaining to osmoregulation.
OSMOREGULATORY adj. relating to osmoregulation.
OSTEODERMATOUSOSTEODERMATOUS adj. of or like an osteoderm, also OSTEODERMAL, OSTEODERMIC, OSTEODERMOUS.
OVERPOPULATIONoverpopulation n. (Biology, demography) An excessive number of occupants (People, animals, plants, etc.) in a particular…
OVERPOPULATION n. population so dense as to cause environmental deterioration.
TETRACHOTOMOUStetrachotomous adj. Dividing or branching into four equal pieces.
TETRACHOTOMOUS adj. divided into fours.
UNCORROBORATEDuncorroborated adj. Not corroborated.
UNCORROBORATED adj. not corroborated.

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: 91 words
  • Scrabble in French: 15 words
  • Scrabble in Spanish: 6 words
  • Scrabble in Italian: 29 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 66 words


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