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List of 13-letter words containing

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There are 20 thirteen-letter words containing A, E, O, R, T, X and Y

APPROXIMATELYapproximately adv. Imprecise but close to in quantity or amount.
APPROXIMATE adv. close together.
ARCHAEOPTERYXarchaeopteryx n. Alternative spelling of archeopteryx.
Archaeopteryx prop.n. A taxonomic genus within the family Archaeopterygidae – known from fossils and widely accepted as the…
archæopteryx n. Rare spelling of archeopteryx.
DECARBOXYLATEdecarboxylate v. (Organic chemistry) To remove one or more carboxyl groups from a molecule.
DECARBOXYLATE v. to remove carbon dioxide from its substrate.
EXCLAMATORILYexclamatorily adv. In an exclamatory way.
EXCLAMATORY adv. containing or expressing exclamation, also EXCLAMATIVE.
EXPEDITIONARYexpeditionary adj. Of or pertaining to an expedition.
expeditionary adj. (Military) Intended for military operations abroad.
expeditionary n. (Chiefly in the plural) One who goes on expeditions, especially one who is a member of an expeditionary…
EXPLANATORILYexplanatorily adv. With regard to explanation, or explanatory power.
EXPLANATORY adv. serving to explain, also EXPLANATIVE.
EXPLORATIVELYexploratively adv. In an explorative way or fashion.
EXPLORATIVE adv. serving to explore.
EXPORTABILITYexportability n. The property of being exportable.
EXPORTABILITY n. the state of being exportable.
EXPOSTULATORYexpostulatory adj. Of, characterized by, or exhibiting expostulation.
EXPOSTULATORY adj. relating to expostulation, also EXPOSTULATIVE.
EXTEMPORARILYextemporarily adv. In an extemporary manner.
EXTEMPORARY adv. unpremeditated; esp. of prayer, discourse, composition, etc., also EXTEMPORANEOUS, EXTEMPORE.
EXTERMINATORYexterminatory adj. Relating to or marked by extermination.
EXTERMINATORY adj. of, relating to, or marked by extermination.
EXTRAORDINARYextraordinary adj. Not ordinary; exceptional; unusual.
extraordinary adj. Remarkably good.
extraordinary adj. Special or supernumerary.
EXTRAPOLATORYextrapolatory adj. Serving to extrapolate.
EXTRAPOLATORY adj. of or like an extrapolation.
EXTRASYSTOLESextrasystoles n. Plural of extrasystole.
EXTRASYSTOLE n. a premature beat of one of the chambers of the heart that leads to momentary arrhythmia.
HYDROTHORAXEShydrothoraxes n. Plural of hydrothorax.
HYDROTHORAX n. water liquid in the pleural cavity.
HYDROXYACETICHYDROXYACETIC adj. as in hydroxyacetic acid, another name for glycolic acid.
INEXORABILITYinexorability n. The quality or state of being inexorable.
INEXORABILITY n. the state of being inexorable.
PROPAROXYTONEproparoxytone adj. (Linguistics, of a word) Having the stress or accent on the antepenultimate syllable.
proparoxytone n. (Linguistics) A proparoxytone word.
PROPAROXYTONE n. in ancient Greek, a word having the acute accent on the third last syllable.
REOXYGENATINGreoxygenating v. Present participle of reoxygenate.
REOXYGENATE v. to oxygenate again.
REOXYGENATIONreoxygenation n. Oxygenation subsequent to deoxygenation.

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: 115 words
  • Scrabble in French: 12 words
  • Scrabble in Spanish: 2 words
  • Scrabble in Italian: 1 word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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