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List of 13-letter words containing

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There are 9 thirteen-letter words containing H, M, 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.
CYCLOHEXIMIDEcycloheximide n. (Organic chemistry) An agricultural fungicide produced by the bacterium Streptomyces griseus, widely…
CYCLOHEXIMIDE n. an agricultural fungicide that inhibits protein synthesis and is obtained from a soil bacterium, Streptomyces griseus.
EXOTHERMICITYexothermicity n. (Chemistry, physics, uncountable) The quality or state of being exothermic.
exothermicity n. (Countable) The release of heat during an exothermic reaction.
EXOTHERMICITY n. the state of being exothermic.
HAEMATOXYLINShaematoxylins n. Plural of haematoxylin.
HAEMATOXYLIN n. a dye obtained from logwood, also HEMATOXYLIN.
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.
HYDROXYLAMINEhydroxylamine n. (Inorganic chemistry) An explosive inorganic derivative of ammonia, NH2OH, used as a reducing agent…
hydroxylamine n. (Organic chemistry) Any organic derivative of this compound.
HYDROXYLAMINE n. a colorless odorless nitrogenous base that resembles ammonia in its reactions.
METHOXYCHLORSMETHOXYCHLOR n. a relatively nontoxic organochlorine insecticide.
OXYHEMOGLOBINoxyhemoglobin n. (American spelling) Alternative form of oxyhaemoglobin.
OXYHEMOGLOBIN n. a loose compound of oxygen and haemoglobin, also OXYHAEMOGLOBIN.

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: 88 words
  • Scrabble in French: 6 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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