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There are 20 fifteen-letter words containing A, H, 2I, O, R, T and U

ALUMINOTHERMIESALUMINOTHERMY n. a process for reducing metallic oxides using finely divided aluminium powder.
AUTHORITATIVELYauthoritatively adv. In an authoritative manner, being worthy of trust.
AUTHORITATIVE adv. having or proceeding from authority.
AUTOBIOGRAPHIESautobiographies n. Plural of autobiography.
AUTOBIOGRAPHY n. the biography of a person narrated by himself or herself.
CLAUSTROPHILIASCLAUSTROPHILIA n. abnormal pleasure derived from being in a confined space.
EUTROPHICATIONSeutrophications n. Plural of eutrophication.
EUTROPHICATION n. the process of becoming eutrophic.
HONOURABILITIEShonourabilities n. Plural of honourability.
HONOURABILITY n. the quality of being honourable, also HONORABILITY.
HYPERFASTIDIOUShyperfastidious adj. Extremely fastidious.
HYPERFASTIDIOUS adj. excessively fastidious.
HYPOPITUITARISMhypopituitarism n. (Medicine) A decrease in secretion of one or more of the eight hormones normally produced by the pituitary gland.
HYPOPITUITARISM n. deficient production of growth hormones by the pituitary gland.
ICHTHYOSAURIANSichthyosaurians n. Plural of ichthyosaurian.
ICHTHYOSAURIAN n. a large fossil marine reptile, also ICHTHYOSAUR, ICHTHYOSAURUS.
IMMUNOTHERAPIESimmunotherapies n. Plural of immunotherapy.
IMMUNOTHERAPY n. the treatment or prevention of disease by taking measures to increase immune system functioning.
INTERBEHAVIOURSinterbehaviours n. Plural of interbehaviour.
INTERBEHAVIOUR n. interaction between multiple individuals, also INTERBEHAVIOR.
MUSICOTHERAPIESMUSICOTHERAPY n. therapy involving the use of music.
RADICULOPATHIESradiculopathies n. Plural of radiculopathy.
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.
REHUMANIZATIONSrehumanizations n. Plural of rehumanization.
SULPHURISATIONSSULPHURISATION n. the process of sulphurising, also SULPHURIZATION.
SULPHURIZATIONSsulphurizations n. Plural of sulphurization.
SULPHURIZATION n. the process of sulphurizing, also SULPHURISATION.
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.
UNAUTHORITATIVEunauthoritative adj. Not authoritative.
UNAUTHORITATIVE adj. not authoritative.

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: 162 words
  • Scrabble in French: 48 words
  • Scrabble in Spanish: 7 words
  • Scrabble in Italian: 32 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 92 words


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