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List of 13-letter words containing

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There are 20 thirteen-letter words containing M, N, O, R and X

APPROXIMATINGapproximating v. Present participle of approximate.
APPROXIMATE v. to come close to.
APPROXIMATIONapproximation n. The act, process or result of approximating.
approximation n. (Mathematics) An imprecise solution or result that is adequate for a defined purpose.
approximation n. (Medicine) The act of bringing together the edges of tissue to be sutured.
CIRCUMFLEXIONcircumflexion n. The act of bending, or causing to assume a curved form.
circumflexion n. A winding about; a turning or fold.
CIRCUMFLEXION n. a bending round.
EXPRESSIONISMexpressionism n. A movement in the arts in which the artist did not depict objective reality, but rather a subjective…
expressionism n. A somewhat analogous genre in early 20th century music.
EXPRESSIONISM n. a theory or practice in art of seeking to depict the subjective emotions and responses that objects and events arouse in the artist.
EXPROMISSIONSEXPROMISSION n. relieving another person's debt by taking it upon oneself.
EXTEMPORISINGextemporising v. Present participle of extemporise.
EXTEMPORISE v. to perform without preparation or practice; to improvise, also EXTEMPORIZE.
EXTEMPORIZINGextemporizing v. Present participle of extemporize.
EXTEMPORISE v. to perform without preparation or practice; to improvise, also EXTEMPORIZE.
EXTENSOMETERSextensometers n. Plural of extensometer.
EXTENSOMETER n. an instrument for measuring deformation in an object due to forces applied.
EXTERMINATIONextermination n. The act of exterminating; total destruction or eradication.
extermination n. Elimination.
EXTERMINATION n. the act of exterminating.
EXTERMINATORSexterminators n. Plural of exterminator.
EXTERMINATOR n. one who exterminates.
EXTERMINATORYexterminatory adj. Relating to or marked by extermination.
EXTERMINATORY adj. of, relating to, or marked by extermination.
HYDROXYLAMINEhydroxylamine n. (Inorganic chemistry) An explosive inorganic derivative of ammonia, NH2OH, used as a reducing agent…
hydroxylamine n. (Organic chemistry) Any organic derivative of this compound.
HYDROXYLAMINE n. a colorless odorless nitrogenous base that resembles ammonia in its reactions.
INTERPROXIMALinterproximal adj. Between the proximal parts of two adjoining surfaces, but especially between the surfaces of adjoining teeth.
INTERPROXIMAL adj. situated or used in the areas between adjoining teeth.
MALTODEXTRINSmaltodextrins n. Plural of maltodextrin.
MALTODEXTRIN n. any of various carbohydrates derived from the partial hydrolysis of starch (as of corn or potatoes).
PRIMOGENITRIXprimogenitrix n. A female primogenitor.
PRIMOGENITRIX n. a female ancestor.
PROXIMATENESSproximateness n. Quality of being proximate.
PROXIMATENESS n. the state of being proximate.
PYRIDOXAMINESpyridoxamines n. Plural of pyridoxamine.
PYRIDOXAMINE n. a crystalline amine of the vitamin B6 group.
REEXAMINATIONreexamination n. Alternative form of re-examination.
reëxamination n. Rare spelling of reexamination.
re-examination n. A second or subsequent examination.
XANTHOCHROISMxanthochroism n. Alternative form of xanthochromism.
XANTHOCHROISM n. a condition in which all skin pigments except yellow disappear.
XANTHOCHROMIAxanthochromia n. (Medicine) The yellowish appearance of cerebrospinal fluid that accompanies certain conditions, especially…
XANTHOCHROMIA n. any yellowish discoloration, esp. of the cerebrospinal fluid.

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: 158 words
  • Scrabble in French: 40 words
  • Scrabble in Spanish: 57 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 39 words


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