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There are 19 fifteen-letter words containing D, E, L, O, R, 2T and Y

ALLOTETRAPLOIDYallotetraploidy n. The quality of being allotetraploid.
ALLOTETRAPLOIDY n. an allotetraploid organism.
AUTOTETRAPLOIDYautotetraploidy n. The property of being autotetraploid.
AUTOTETRAPLOIDY n. the state of being autotetraploid.
CONTRADICTIVELYcontradictively adv. In a contradictive manner.
CONTRADICTIVE adv. contradicting or tending to contradict.
DEMONSTRABILITYdemonstrability n. The quality of being demonstrable.
DEMONSTRABILITY n. the state of being demonstrable.
DEMONSTRATIVELYdemonstratively adv. In a demonstrative manner.
DEMONSTRATIVE adv. serving to demonstrate.
DORSIVENTRALITYdorsiventrality n. The quality of being dorsiventral.
DORSIVENTRALITY n. the state of being dorsiventral.
DORSOVENTRALITYdorsoventrality n. Alternative form of dorsiventrality.
DORSOVENTRALITY n. the state of being dorsoventral.
ELECTRODIALYTICelectrodialytic adj. Relating to electrodialysis.
ELECTRODIALYTIC adj. relating to electrodialysis.
ELEUTHERODACTYLELEUTHERODACTYL n. of birds, having the hind toe free.
HETERODACTYLOUSheterodactylous adj. (Zoology) Having the first and second toes turned backward, as in the trogons.
HETERODACTYLOUS adj. having the first and second toes turned backwards, as in trogons, and not the first and fourth as in parrots.
HYDROXYLAPATITEhydroxylapatite n. Alternative spelling of hydroxyapatite.
HYDROXYLAPATITE n. a mineral of the apatite group that is rare in the ground but is the principal inorganic constituent of tooth enamel and bone.
ICHTHYODORULITEichthyodorulite n. (Zoology) One of the spiny plates found on the back and tail of certain skates.
ichthyodorulite n. (Geology) A fossil fish-spine found in stratified rock.
ICHTHYODORULITE n. a fossilised fish-spine, also ICHTHYODORYLITE.
ICHTHYODORYLITEICHTHYODORYLITE n. a fossilised fish-spine, also ICHTHYODORULITE.
NORTHEASTWARDLYnortheastwardly adv. Towards the northeast.
NORTHEASTWARDLY adv. in a northeasterly direction.
NORTHWESTWARDLYnorthwestwardly adv. Towards the northwest.
NORTHWESTWARDLY adv. NORTHWESTWARD.
POLYARTHRITIDESpolyarthritides n. Plural of polyarthritis.
POLYARTHRITIS n. arthritis affecting several joints.
POLYUNSATURATEDpolyunsaturated adj. (Chemistry) Of or relating to long chain organic compounds that have multiple double bonds; polyunsaturated…
polyunsaturated adj. (Nutrition, of a fat or oil) Having a chemical structure that does not easily change into cholesterol…
POLYUNSATURATED adj. having many double or triple bonds in a molecule.
SOUTHWESTWARDLYsouthwestwardly adv. Toward the southwest.
SOUTHWESTWARDLY adv. in a southwesterly direction.
TETARTOHEDRALLYTETARTOHEDRAL adv. having one fourth the number of planes required by complete symmetry.

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 1Word.ws and WikWik.org.

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See this list for:

  • English Wiktionary: 97 words
  • Scrabble in French: 2 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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