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List of 13-letter words containing

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There are 20 thirteen-letter words containing 2H, L, O, S and U

ALLOCHTHONOUSallochthonous adj. Originating in a place other than where it is found.
allochthonous adj. (Geology) Buried or found in a place remote from the site of formation.
ALLOCHTHONOUS adj. refers to something, e.g. a rock, formed elsewhere than in its present location.
CHLOROPHYTUMSCHLOROPHYTUM n. any plant of the genus Chlorophytum, grown as pot plants for their long narrow leaves.
HYDROCEPHALUShydrocephalus n. (Medicine) A usually congenital condition in which an abnormal accumulation of fluid in the cerebral…
HYDROCEPHALUS n. an accumulation of serous fluid within the cranial cavity, also HYDROCEPHALY.
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.
HYDROSULPHIDEhydrosulphide n. (Britain) Alternative spelling of hydrosulfide.
HYDROSULPHIDE n. a compound formed by action of hydrogen sulphide on a hydroxide.
HYDROSULPHITEhydrosulphite n. Alternative spelling of hydrosulfite.
HYDROSULPHITE n. a salt of hydrosulphurous acid; esp. the sodium salt, used as a reagent.
HYPOSULPHATEShyposulphates n. Plural of hyposulphate.
HYPOSULPHATE n. a dithionate.
HYPOSULPHITEShyposulphites n. Plural of hyposulphite.
HYPOSULPHITE n. a salt of hyposulphurous acid.
HYPOSULPHURIChyposulphuric adj. Alternative spelling of hyposulfuric.
HYPOSULPHURIC adj. denoting a kind of acid.
LIGHTHOUSEMANlighthouseman n. The keeper of a lighthouse.
LIGHTHOUSEMAN n. one who keeps a lighthouse.
LIGHTHOUSEMENlighthousemen n. Plural of lighthouseman.
LIGHTHOUSEMAN n. one who keeps a lighthouse.
PHYLLOPHAGOUSphyllophagous adj. (Zoology) that feeds on leaves; leaf-eating.
PHYLLOPHAGOUS adj. leaf-eating.
PLOUGHMANSHIPploughmanship n. Skill in ploughing.
PLOUGHMANSHIP n. the craft of a ploughman, also PLOWMANSHIP.
PLOUGHWRIGHTSploughwrights n. Plural of ploughwright.
PLOUGHWRIGHT n. one who makes ploughs, also PLOWWRIGHT.
THERMOPHILOUSthermophilous adj. Of or pertaining to a thermophile.
THERMOPHILOUS adj. of plants etc. requiring or thriving in high temperatures, also THERMOPHIL, THERMOPHILE, THERMOPHILIC.
THIOSULPHATESthiosulphates n. Plural of thiosulphate.
THIOSULPHATE n. any salt of thiosulphuric acid, also THIOSULFATE.
THIOSULPHURICthiosulphuric adj. (Inorganic chemistry, chiefly Britain) Alternative spelling of thiosulfuric.
THIOSULPHURIC adj. as in thiosulphuric acid, sulphuric acid in which one atom of oxygen is replaced by sulphur.
THOUGHTLESSLYthoughtlessly adv. Done without thinking.
THOUGHTLESS adv. insufficiently alert.
UNPHILOSOPHICunphilosophic adj. Not philosophic.
UNPHILOSOPHIC adj. not philosophic, also UNPHILOSOPHICAL.
XIPHOPHYLLOUSxiphophyllous adj. (Botany) Having sword-shaped leaves.
XIPHOPHYLLOUS adj. having sword-shaped leaves.

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: 121 words
  • Scrabble in French: 5 words
  • Scrabble in Spanish: 4 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 5 words


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