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There are 17 fifteen-letter words containing E, 2O, 2R, S, T and Y

ARCHEOASTRONOMYarcheoastronomy n. Alternative spelling of archaeastronomy.
ARCHEOASTRONOMY n. the scientific study of the beliefs and practices concerning astronomy that existed in ancient and prehistoric civilizations.
CONTROVERSIALLYcontroversially adv. In a controversial manner.
CONTROVERSIAL adv. of, relating to, or arousing controversy.
CORRESPONDENTLYcorrespondently adv. In a corresponding manner.
CORRESPONDENT adv. corresponding.
CROSSOPTERYGIANcrossopterygian adj. (Zoology) Of or pertaining to the Crossopterygii, an infraclass of bony fish.
crossopterygian n. (Zoology) One of the Crossopterygii.
CROSSOPTERYGIAN n. a member of a subclass of mostly extinct bony fishes, including the coelacanth.
CRYOPROTECTANTScryoprotectants n. Plural of cryoprotectant.
CRYOPROTECTANT n. a cryoprotective substance.
DEHYDRORETINOLSDEHYDRORETINOL n. vitamin A2.
DEMERITORIOUSLYDEMERITORIOUS adv. not meritorious.
DORSOVENTRALITYdorsoventrality n. Alternative form of dorsiventrality.
DORSOVENTRALITY n. the state of being dorsoventral.
ECTOMYCORRHIZASectomycorrhizas n. Plural of ectomycorrhiza.
ECTOMYCORRHIZA n. a type of mycorrhiza in which the fungus forms a layer on the outside of the roots of the plant.
ELECTROMYOGRAMSelectromyograms n. Plural of electromyogram.
ELECTROMYOGRAM n. a tracing made by an electromyograph.
ERYTHROPOIETINSerythropoietins n. Plural of erythropoietin.
ERYTHROPOIETIN n. a glycoprotein hormone that stimulates the production of red blood cells by stem cells in bone marrow.
HYDROCORTISONEShydrocortisones n. Plural of hydrocortisone.
HYDROCORTISONE n. a glucocorticoid hormone that is used to treat inflammatory and allergic conditions, aka cortisol.
HYDROEXTRACTORShydroextractors n. Plural of hydroextractor.
HYDROEXTRACTOR n. a drying machine that works centrifugally.
MICROPYROMETERSMICROPYROMETER n. a pyrometer for measuring the temperature of very small objects.
MICROSPOROCYTESmicrosporocytes n. Plural of microsporocyte.
MICROSPOROCYTE n. a microspore mother cell.
PORPHYROGENITESporphyrogenites n. Plural of porphyrogenite.
PORPHYROGENITE n. a Byzantine emperor's son, born in the purple.
PYROPHOTOMETERSPYROPHOTOMETER n. a type of pyrometer in which the temperature of an incandescent body is determined by photometric measurement of the light it emits.

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: 208 words
  • Scrabble in French: 22 words
  • Scrabble in Spanish: 6 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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