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List of 13-letter words containing

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There are 10 thirteen-letter words containing E, H, 2O, X and Y

CHEMOTAXONOMYchemotaxonomy n. (Biochemistry, genetics) The classification or taxonomy of organisms based on differences and similarities…
CHEMOTAXONOMY n. the classification of plants and animals based on similarities and differences in biochemical composition.
CYCLOHEXANONEcyclohexanone n. (Organic chemistry) The alicyclic ketone obtained from cyclohexane by the replacement of a methylene…
CYCLOHEXANONE n. a liquid ketone used esp. as a solvent and in organic synthesis.
HAEMATOXYLONSHAEMATOXYLON n. any thorny leguminous tree of the genus Haematoxylon, esp. the logwood, of tropical America and SW Africa, the heartwood of which yields the dye haematoxylin.
HOMOSEXUALITYhomosexuality n. The state of being sexually attracted primarily or exclusively to persons of the same sex, sometimes…
homosexuality n. Sexual activity with a person of the same sex, sometimes (potentially offensive) restricted to same-sex…
HOMOSEXUALITY n. the state of being homosexual.
HYDROPEROXIDEhydroperoxide n. (Organic chemistry) any mono-substituted derivative of hydrogen peroxide - ROOH.
HYDROPEROXIDE n. a compound containing an O2H group.
HYDROTHORAXEShydrothoraxes n. Plural of hydrothorax.
HYDROTHORAX n. water liquid in the pleural cavity.
METHOXYCHLORSMETHOXYCHLOR n. a relatively nontoxic organochlorine insecticide.
ORTHOPYROXENEorthopyroxene n. (Mineralogy) Any pyroxene that forms orthorhombic crystals.
ORTHOPYROXENE n. a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene.
OXYHEMOGLOBINoxyhemoglobin n. (American spelling) Alternative form of oxyhaemoglobin.
OXYHEMOGLOBIN n. a loose compound of oxygen and haemoglobin, also OXYHAEMOGLOBIN.
PROPOXYPHENESpropoxyphenes n. Plural of propoxyphene.
PROPOXYPHENE n. a narcotic analgesic structurally related to methadone but less addicting.

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: 90 words
  • Scrabble in French: 7 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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