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List of 12-letter words containing

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There are 13 twelve-letter words containing A, H, I, L, P, S and X

ANAPHYLAXIESANAPHYLAXY n. an increased susceptibility to injected foreign material, also ANAPHYLAXIS.
EXOSPHERICALEXOSPHERICAL adj. related to the exosphere, the outermost layer of the earth's atmosphere, also EXOSPHERIC.
HEXAPLOIDIESHEXAPLOIDY n. the state of having six times the normal number of chromosomes.
LEXIGRAPHIESlexigraphies n. Plural of lexigraphy.
LEXIGRAPHY n. the art of the definition of words.
MORPHALLAXISmorphallaxis n. (Biology) The regeneration of specific tissue due to loss or death of the existing tissue.
MORPHALLAXIS n. regeneration in a changed form.
OXYCEPHALIESoxycephalies n. Plural of oxycephaly.
OXYCEPHALY n. the condition of having a conical skull.
PHYLLOTAXIESphyllotaxies n. Plural of phyllotaxy.
PHYLLOTAXY n. the arrangement of leaves on a stem and in relation to one another, also PHYLLOTAXIS.
PHYTOALEXINSphytoalexins n. Plural of phytoalexin.
PHYTOALEXIN n. any substance produced by a plant as a defence against disease.
PYRRHULOXIASpyrrhuloxias n. Plural of pyrrhuloxia.
PYRRHULOXIA n. a grey-and-pink crested bunting of Central and SW North America, with a short parrot-like bill.
SULPHADOXINEsulphadoxine n. Alternative spelling of sulfadoxine.
SULPHADOXINE n. an antibiotic drug of the sulphonamide group, commonly used in combination with pyrimethamine to treat malaria, also SULFADOXINE.
TROPHALLAXIStrophallaxis n. (Biology) The mutual exchange of (fluid) food between individuals, especially in social insects.
TROPHALLAXIS n. mutual exchange of nutriment in symbiosis.
XIPHIPLASTRAxiphiplastra n. Plural of xiphiplastron.
XIPHIPLASTRON n. in chelonians, one of the plates forming the plastron, lying posterior to the hypoplastron.
XYLOGRAPHIESxylographies n. Plural of xylography.
XYLOGRAPHY n. the art of making engravings on wood, esp. for printing.

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: 32 words
  • Scrabble in French: 5 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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