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List of 13-letter words containing

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There are 20 thirteen-letter words containing 2H, I, 2O, S and Y

CHLOROHYDRINSchlorohydrins n. Plural of chlorohydrin.
CHLOROHYDRIN n. any of various organic compounds derived from diols or polyhydroxy alcohols by substitution of chlorine for part of the hydroxyl groups.
HYLOMORPHISMShylomorphisms n. Plural of hylomorphism.
HYLOMORPHISM n. the belief that matter is the cause of the universe.
HYPOCHLORITEShypochlorites n. Plural of hypochlorite.
HYPOCHLORITE n. a salt of hypochlorous acid.
HYPOCHONDRIAShypochondrias n. Plural of hypochondria.
HYPOCHONDRIA n. suffering from imaginary illness.
HYPOPHOSPHITEhypophosphite n. (Chemistry) any salt of hypophosphorous acid.
HYPOPHOSPHITE n. a salt of hypophosphorous acid.
HYPOTROCHOIDShypotrochoids n. Plural of hypotrochoid.
HYPOTROCHOID n. the curve traced by a point on the radius, or radius produced, of a circle rolling within another circle.
HYSTRICOMORPHhystricomorph n. Any Old World porcupine of the family Hystricidae.
HYSTRICOMORPH n. any rodent of a suborder which includes porcupines, cavies, agoutis, and chinchillas.
ICHTHYOCOLLASICHTHYOCOLLA n. fish-glue; isinglass.
ICHTHYOLOGIESICHTHYOLOGY n. the study of fish.
ICHTHYOLOGISTichthyologist n. An expert in ichthyology: one who studies fishes.
ICHTHYOLOGIST n. one who studies ichthyology.
ONYCHOPHAGIESONYCHOPHAGY n. the habit of biting one's fingernails.
ONYCHOPHAGISTonychophagist n. (Rare) A person who bites his or her fingernails.
ONYCHOPHAGIST n. one who bites their fingernails.
OPISTHOGRAPHYopisthography n. A writing upon the back of anything, as upon the back of a sheet already written upon on one side.
OPISTHOGRAPHY n. inscribing on the back as well as the front.
PHOTOGLYPHIESPHOTOGLYPHY n. photography by photoglyph.
PSYCHOHISTORYpsychohistory n. (Psychology, historiography) The scientific study of psychology and motivation in history.
psychohistory n. (Science fiction) A fictional mathematical statistical science of large population dynamics, where mathematical…
PSYCHOHISTORY n. historical analysis or interpretation using psychological and psychoanalytic methods.
RHYTHMOPOEIASRHYTHMOPOEIA n. the art of composing rhythmically.
SYPHILOPHOBIAsyphilophobia n. A morbid fear of syphilis.
SYPHILOPHOBIA n. fear of syphilis.
THYROTROPHINSthyrotrophins n. Plural of thyrotrophin.
THYROTROPHIN n. a hormone, produced in the anterior lobe of the pituitary gland, which stimulates the thyroid, also THYROTROPIN.
TRICHOPHYTONStrichophytons n. Plural of trichophyton.
TRICHOPHYTON n. any fungus of the genus Trichophyton, causing ringworm.
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 1Word.ws and WikWik.org.

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See this list for:

  • English Wiktionary: 93 words
  • Scrabble in French: 10 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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