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There are 18 thirteen-letter words containing E, I, 3O, R and 2T

CONTORTIONATEcontortionate adj. Contorted or contorting.
CONTORTIONATE adj. relating to contortion, also CONTORTIONAL.
COUNTERMOTIONcountermotion n. A physical movement that counterbalances another movement.
countermotion n. A legal motion filed in opposition to a previous motion.
COUNTERMOTION n. an opposite motion.
GERONTOLOGISTgerontologist n. A physician who specializes in gerontology.
GERONTOLOGIST n. one who studies gerontology.
HEORTOLOGISTSheortologists n. Plural of heortologist.
HEORTOLOGIST n. one who practises heortology, the study of religious feasts.
IONTOPHORETICiontophoretic adj. Of or pertaining to iontophoresis.
IONTOPHORETIC adj. relating to iontophoresis.
LAEVOROTATIONlaevorotation n. Alternative form of levorotation.
lævorotation n. Obsolete form of levorotation.
LAEVOROTATION n. counterclockwise rotation.
METEOROLOGISTmeteorologist n. A person who studies meteorology.
meteorologist n. A weather forecaster.
METEOROLOGIST n. one who studies the weather.
NONCOMPETITORnoncompetitor n. One who is not a competitor.
NONCOMPETITOR n. one who is not a competitor.
ODONTORNITHESODONTORNITHES n. fossil birds with teeth.
ORTHOPTEROIDSorthopteroids n. Plural of orthopteroid.
ORTHOPTEROID n. a member of the Orthoptera, cockroaches.
OSTEOPETROSISosteopetrosis n. (Pathology) A rare hereditary disorder characterized by hard, dense bones.
OSTEOPETROSIS n. a general name for a group of hereditary bone diseases, including marble bone disease, in which bone becomes abnormally dense.
PHOTOREACTIONphotoreaction n. (Chemistry) a photochemical reaction.
PHOTOREACTION n. a photochemical reaction.
PROPORTIONATEproportionate adj. In proportion; proportional; commensurable.
proportionate adj. Harmonious and symmetrical.
proportionate v. (Transitive) To make proportionate.
PROTONOTARIESprotonotaries n. Plural of protonotary.
PROTONOTARY n. a court clerk; a chief clerk of any of various courts of law, also PROTHONOTARY.
PROTOTROPHIESprototrophies n. Plural of prototrophy.
PROTOTROPHY n. the state of being prototrophic.
SOMATOTROPINEsomatotropine n. Alternative spelling of somatotropin.
SOMATOTROPINE n. a growth hormone, also SOMATOTROPHIN, SOMATOTROPIN.
TETRODOTOXINStetrodotoxins n. Plural of tetrodotoxin.
TETRODOTOXIN n. a deadly nerve poison found in a species of Japanese puffer fish, also TETROTOXIN.
THORACOTOMIESthoracotomies n. Plural of thoracotomy.
THORACOTOMY n. surgical incision of the chest wall.

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: 112 words
  • Scrabble in French: 31 words
  • Scrabble in Spanish: 13 words
  • Scrabble in Italian: 105 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 140 words


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