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There are 14 fifteen-letter words containing 2A, C, H and 3T

ANTITHEORETICALantitheoretical adj. Opposing theory.
ANTITHEORETICAL adj. opposed to the theoretical.
AUTHENTICATIONSauthentications n. Plural of authentication.
AUTHENTICATION n. the act of authenticating.
CATHETERISATIONcatheterisation n. Alternative spelling of catheterization.
CATHETERISATION n. the process of catheterising, also CATHETERIZATION.
CATHETERIZATIONcatheterization n. The procedure of introducing a catheter.
CATHETERIZATION n. the use of or introduction of a catheter (as in or into the bladder, trachea, or heart), also CATHETERISATION.
CHEMOATTRACTANTchemoattractant n. A substance inducing positive chemotaxis in motile cells.
CHEMOATTRACTANT n. a chemical which provokes a chemotactic movement of e.g. cells or bacteria towards its area of highest concentration.
METAMATHEMATICSmetamathematics n. A branch of mathematics dealing with mathematical systems and their nature.
METAMATHEMATICS n. a field of study concerned with the formal structure and properties (as the consistency and completeness of axioms) of mathematical systems.
METATHEORETICALmetatheoretical adj. Of or pertaining to metatheory, the theory of theories.
METATHEORETICAL adj. relating to metatheory.
PHOTOTACTICALLYphototactically adv. In terms of or by means of phototaxis.
PHOTOTACTIC adv. exhibiting phototaxis.
STRAIGHTJACKETSSTRAIGHTJACKET n. a straitjacket.
TECTIBRANCHIATEtectibranchiate adj. (Zoology, obsolete) Having the gills covered by the mantle; of or relating to the former order Tectibranchiata.
tectibranchiate n. Any tectibranchiate mollusk.
TECTIBRANCHIATE adj. of a like a tectibranch, any member of the Tectibranchiata, molluscs including sea-slugs.
TETRABRANCHIATEtetrabranchiate adj. (Zoology) Of or relating to the Tetrabranchiata; having four gills.
tetrabranchiate n. (Zoology) Any of the Tetrabranchiata.
TETRABRANCHIATE n. any mollusc belonging to the Tetrabranchia, with four gills.
THALATTOCRACIESthalattocracies n. Plural of thalattocracy.
THALATTOCRACY n. sovereignty of the seas, also THALASSOCRACY.
THEATRICALITIEStheatricalities n. Plural of theatricality.
THEATRICALITY n. the state of being theatrical.
UNAUTHENTICATEDunauthenticated adj. Having no authentication.
UNAUTHENTICATED adj. not authenticated.

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: 126 words
  • Scrabble in French: 15 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: 64 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 4 words


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