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List of 12-letter words containing

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There are 14 twelve-letter words containing I, L, O, S, X and Y

AMOXYCILLINSamoxycillins n. Plural of amoxycillin.
AMOXYCILLIN n. an antibiotic drug, a type of semisynthetic penicillin, also AMOXICILLIN.
DOXYCYCLINESdoxycyclines n. Plural of doxycycline.
DOXYCYCLINE n. a broad-spectrum tetracycline antibiotic with potent antibacterial activity that is often taken by travelers to prevent diarrhea.
EXCLUSIONARYexclusionary adj. Acting to exclude something.
EXCLUSIONARY adj. relating to exclusion.
EXPOSITIVELYEXPOSITIVE adv. serving to explain.
EXPOSITORILYexpositorily adv. In an expository fashion.
EXPOSITORY adv. pertaining to, or containing, exposition.
HEMATOXYLINShematoxylins n. Plural of hematoxylin.
HEMATOXYLIN n. a dye obtained from logwood, also HAEMATOXYLIN.
OXYCEPHALIESoxycephalies n. Plural of oxycephaly.
OXYCEPHALY n. the condition of having a conical skull.
OXYSULPHIDESoxysulphides n. Plural of oxysulphide.
OXYSULPHIDE n. a compound containing an element combined with oxygen and sulphur.
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.
POLYSILOXANEpolysiloxane n. (Chemistry) Any of many polymers having a siloxane repeat unit.
POLYSILOXANE n. any of a number of polymers which are the basis of silicone chemistry.
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.
XYLOGRAPHIESxylographies n. Plural of xylography.
XYLOGRAPHY n. the art of making engravings on wood, esp. for printing.
XYLOPHONISTSxylophonists n. Plural of xylophonist.
XYLOPHONIST n. one who plays the xylophone.

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: 80 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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