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There are 15 fifteen-letter words containing A, H, O, 2R, 2T and U

HORTICULTURALLYhorticulturally adv. With respect to horticulture.
HORTICULTURAL adv. relating to horticulture.
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.
NONARCHITECTUREnonarchitecture n. That which is not architecture.
NONARCHITECTURE n. what is not architecture.
NORTHCOUNTRYMANnorth␣countryman n. Someone from the north of England.
NORTHCOUNTRYMAN n. one living in the north.
PROTOSPATHARIUSprotospatharius n. Alternative form of protospatharios.
PROTOSPATHARIUS n. (historical) the captain of the guards at Byzantium, also PROTOSPATAIRE, PROTOSPATHAIRE.
REAUTHORISATIONreauthorisation n. Alternative form of reauthorization.
REAUTHORISATION n. the process of reauthorising, also REAUTHORIZATION.
REAUTHORIZATIONreauthorization n. A second or subsequent authorization.
reauthorization n. A renewal of an authorization.
REAUTHORIZATION n. the process of reauthorizing, also REAUTHORISATION.
SOUTHEASTERNERSsoutheasterners n. Plural of southeasterner.
SUBSTRATOSPHEREsubstratosphere n. The area of the atmosphere directly below the stratosphere.
SUBSTRATOSPHERE n. the area of the atmosphere below the stratosphere.
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.
THERMOREGULATESthermoregulates v. Third-person singular simple present indicative form of thermoregulate.
THERMOREGULATE v. to regulate by means of heat.
THERMOREGULATORthermoregulator n. Any organism that carries out thermoregulation.
thermoregulator n. A device that assists with thermoregulation, e.g. for a newborn infant.
THERMOREGULATOR n. a device, such as a thermostat, for the regulation of temperature.
THIOBARBITURATEthiobarbiturate n. (Medicine) Any compound obtained from a barbiturate by the formal substitution of an oxygen atom by one of sulfur.
THIOBARBITURATE n. a salt of thiobarbituric acid similar in effect to a barbiturate.
ULTRAMARATHONERultramarathoner n. (Athletics) Someone who participates in ultramarathons.
ULTRAMARATHONER n. one who runs an ultramarathon, a footrace longer than a marathon.

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: 16 words
  • Scrabble in Spanish: 1 word
  • Scrabble in Italian: 4 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 19 words


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