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List of 15-letter words containing

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There are 11 fifteen-letter words containing I, 3O, S and X

ANDROMEDOTOXINSandromedotoxins n. Plural of andromedotoxin.
ANDROMEDOTOXIN n. a poisonous substance extracted from plants of the heath family and used in medicine to lower high blood pressure.
CHEMOTAXONOMIESchemotaxonomies n. Plural of chemotaxonomy.
CHEMOTAXONOMY n. the classification of plants and animals based on similarities and differences in biochemical composition.
CHEMOTAXONOMISTchemotaxonomist n. One who studies chemotaxonomy.
CHEMOTAXONOMIST n. one who practises chemotaxonomy.
CYTOTAXONOMISTScytotaxonomists n. Plural of cytotaxonomist.
CYTOTAXONOMIST n. a practitioner of cytotaxonomy.
DEXTROROTATIONSdextrorotations n. Plural of dextrorotation.
DEXTROROTATION n. rotation to the right.
ECOTOXICOLOGIESECOTOXICOLOGY n. the study of the destructive effect of waste materials, etc. on the environment.
ECOTOXICOLOGISTecotoxicologist n. One who studies ecotoxicology.
ECOTOXICOLOGIST n. a specialist in ecotoxicology.
OBNOXIOUSNESSESobnoxiousnesses n. Plural of obnoxiousness.
OBNOXIOUSNESS n. the state of being obnoxious.
OXYHAEMOGLOBINSoxyhaemoglobins n. Plural of oxyhaemoglobin.
OXYHAEMOGLOBIN n. a loose compound of oxygen and haemoglobin, also OXYHEMOGLOBIN.
PHOTOOXIDATIONSphotooxidations n. Plural of photooxidation.
PHOTOOXIDATION n. oxidation under the influence of radiant energy, as light.
PHOTOTOXICITIESphototoxicities n. Plural of phototoxicity.
PHOTOTOXICITY n. the state of being phototoxic.

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: 76 words
  • Scrabble in French: 5 words
  • Scrabble in Spanish: 17 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 1 word


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