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List of 13-letter words containing

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There are 20 thirteen-letter words containing H, L, O, R, T, U and Y

ALUMINOTHERMYaluminothermy n. (Inorganic chemistry) the production of a metal from its oxide by heating it with aluminium.
ALUMINOTHERMY n. a process for reducing metallic oxides using finely divided aluminium powder.
CHLOROPHYTUMSCHLOROPHYTUM n. any plant of the genus Chlorophytum, grown as pot plants for their long narrow leaves.
HALLUCINATORYhallucinatory adj. Partaking of, or tending to produce, hallucination.
HALLUCINATORY adj. tending to produce hallucination, also HALLUCINATIVE.
HETEROSTYLOUSheterostylous adj. Exhibiting heterostyly.
HETEROSTYLOUS adj. having styles of different length in different flowers, also HETEROSTYLED.
HONOURABILITYhonourability n. A state or condition or being honourable.
HONOURABILITY n. the quality of being honourable, also HONORABILITY.
HYDROSULPHATEhydrosulphate n. Alternative form of hydrosulfate.
HYDROSULPHATE n. any quaternary acid salt formed by addition of an organic base to sulphuric acid, such as aniline hydrosulphate.
HYDROSULPHITEhydrosulphite n. Alternative spelling of hydrosulfite.
HYDROSULPHITE n. a salt of hydrosulphurous acid; esp. the sodium salt, used as a reagent.
NEUROETHOLOGYneuroethology n. The study of animal behavior and its underlying control by the nervous system.
NEUROETHOLOGY n. the description of features of animal behaviour in terms of the mechanisms of the nervous system.
POLYURETHANESpolyurethanes n. Plural of polyurethane.
POLYURETHANE n. any of various polymers used esp. in flexible and rigid foams, elastomers, and resins, also POLYURETHAN.
PYROSULPHATESpyrosulphates n. Plural of pyrosulphate.
PYROSULPHATE n. a salt of sulphur.
RADICULOPATHYradiculopathy n. (Pathology) Any disease of the spinal nerve roots and spinal nerves.
SOUTHEASTERLYsoutheasterly adj. Situated in, or pointing to, the southeast.
southeasterly adj. (Chiefly of a wind) coming from the southeast.
southeasterly n. A strong wind or storm from the southeast.
SOUTHWESTERLYsouthwesterly adj. Situated in, or pointing to, the southwest.
southwesterly adj. (Chiefly of a wind) coming from the southwest.
southwesterly adv. From the southwest.
TELAUTOGRAPHYtelautography n. Transmission of messages by telautograph.
TELAUTOGRAPHY n. transmission by use of a Telautograph, a telegraph for reproducing the movement of a pen or pencil and so transmitting writings or drawings.
THAUMATOLATRYthaumatolatry n. (Rare, obsolete) Worship or undue admiration of wonderful or miraculous things.
THAUMATOLATRY n. the worship of miracles or wonders.
THYROGLOBULINthyroglobulin n. (Biochemistry) A globulin, produced by the thyroid gland, that has a role in the production of the thyroid hormones.
THYROGLOBULIN n. an iodine-containing protein of the thyroid gland that is the precursor of thyroxine and triiodothyronine.
TREACHEROUSLYtreacherously adv. In a treacherous manner.
TREACHEROUS adv. characterized by treachery.
TRUSTWORTHILYtrustworthily adv. In a trustworthy manner.
TRUSTWORTHY adv. worthy of confidence.
UNRIGHTEOUSLYunrighteously adv. In an unrighteous manner.
UNRIGHTEOUS adv. not righteous.
UPRIGHTEOUSLYuprighteously adv. In an uprighteous or just manner.
UPRIGHTEOUSLY adv. (Shakespeare) with moral right.

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: 110 words
  • Scrabble in French: 3 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 1 word


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