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List of 13-letter words containing

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There are 18 thirteen-letter words containing A, C, D, O, U and Y

ACOTYLEDONOUSacotyledonous adj. Having no seed lobes, as the dodder; also applied to plants which have no true seeds, as ferns, mosses, etc.
ACOTYLEDONOUS adj. relating to an acotyledon.
AMYGDALACEOUSamygdalaceous adj. (Botany) Akin to, or derived from, the almond.
AMYGDALACEOUS adj. related to the almond, also AMYGDALATE.
AUTOCATALYSEDautocatalysed adj. (Chemistry) Describing the products of an autocatalysis reaction.
AUTOCATALYSE v. to effect autocatalysis, also AUTOCATALYZE.
AUTOCATALYZEDautocatalyzed v. Simple past tense and past participle of autocatalyze.
AUTOCATALYZE v. to subject to autocatalysis, also AUTOCATALYSE.
CONDYLOMATOUScondylomatous adj. Relating to condyloma.
CONDYLOMATOUS adj. of or like a condyloma.
COUNTERPLAYEDcounterplayed v. Simple past tense and past participle of counterplay.
COUNTERPLAY v. to make a threat or offensive position in e.g. chess intended to counter an opponent's advantage in another part of the board.
CYLINDRACEOUScylindraceous adj. Cylindrical, or approaching a cylindrical form.
CYLINDRACEOUS adj. somewhat cylindrical.
DICHLAMYDEOUSdichlamydeous adj. (Botany) Having two coverings, a calyx and a corolla.
DICHLAMYDEOUS adj. having both a calyx and a corolla.
DOCUMENTARILYdocumentarily adv. By means of documents.
DOCUMENTARY adv. serving to document.
DYSFUNCTIONALdysfunctional adj. Not performing its proper or intended function.
dysfunctional adj. Functioning incorrectly or abnormally; especially, designating of a business, family or social group…
DYSFUNCTIONAL adj. relating to dysfunction, also DISFUNCTIONAL.
EDUCATIONALLYeducationally adv. In an educational manner.
EDUCATIONAL adv. serving to educate.
HEXADACTYLOUShexadactylous adj. (Zoology) Having six fingers or toes.
HEXADACTYLOUS adj. having six fingers, also HEXADACTYLIC.
HYDROCEPHALUShydrocephalus n. (Medicine) A usually congenital condition in which an abnormal accumulation of fluid in the cerebral…
HYDROCEPHALUS n. an accumulation of serous fluid within the cranial cavity, also HYDROCEPHALY.
MONODACTYLOUSmonodactylous adj. (Of an animal) Having a single digit on each limb, especially a single claw that can be used to grasp.
MONODACTYLOUS adj. one-toed or one-fingered.
POLYDACTYLOUSpolydactylous adj. Having more than the normal number of digits.
POLYDACTYLOUS adj. having too many fingers or toes.
RADICULOPATHYradiculopathy n. (Pathology) Any disease of the spinal nerve roots and spinal nerves.
UNCOMMENDABLYuncommendably adv. In an uncommendable manner.
UNCOMMENDABLE adv. that cannot be commended.
ZYGODACTYLOUSzygodactylous adj. (Ornithology) Having two toes pointing forward, and two toes pointing backward.
ZYGODACTYLOUS adj. of or like a zygodactyl, having two toes pointing forward and two backwards.

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: 221 words
  • Scrabble in French: 11 words
  • Scrabble in Spanish: 37 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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