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List of 15-letter words containing

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There are 12 fifteen-letter words containing D, H, O, R, 2T and U

COUNTERWEIGHTEDcounterweighted v. Simple past tense and past participle of counterweight.
COUNTERWEIGHT v. to balance with an equivalent weight or force.
DISTRIBUTORSHIPdistributorship n. A business specializing in the wholesale distribution of a particular class of goods.
DISTRIBUTORSHIP n. a company that distributes something, esp. one that has exclusive license to do this.
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.
HYDROXYBUTYRATEhydroxybutyrate n. (Chemistry) any salt or ester of hydroxybutyric acid, but especially of gamma-hydroxybutyric acid.
HYDROXYBUTYRATE n. as in gamma hydroxybutyrate, a substance that occurs naturally in the brain, used medically as a sedative but also as a recreational drug and alleged aphrodisiac.
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.
PHOTOCONDUCTORSphotoconductors n. Plural of photoconductor.
PHOTOCONDUCTOR n. a photoconductive substance.
PHOTOPRODUCTIONphotoproduction n. (Chemistry) The production of a molecular species (e.g. a radical or ion) by means of light.
PHOTOPRODUCTION n. the production of one or more particles by the action of an incident photon.
PHOTOREDUCTIONSphotoreductions n. Plural of photoreduction.
PHOTOREDUCTION n. chemical reduction under the influence of radiant energy, as light.
SOUTHWESTWARDLYsouthwestwardly adv. Toward the southwest.
SOUTHWESTWARDLY adv. in a southwesterly direction.
TETRAHYDROFURANtetrahydrofuran n. (Organic chemistry) A heterocyclic ether having a five-membered ring with four carbon atoms and one…
TETRAHYDROFURAN n. a flammable liquid ether derived from furan and used as a solvent and as an intermediate in organic synthesis.
THERMOREGULATEDthermoregulated v. Simple past tense and past participle of thermoregulate.
THERMOREGULATE v. to regulate by means of heat.

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: 112 words
  • Scrabble in French: 13 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: 1 word
  • Scrabble in German: no word
  • Scrabble in Romanian: 6 words


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