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There are 9 twelve-letter words containing E, M, P, R, S, 2T and Y

CRYPTOMETERSCRYPTOMETER n. an instrument used to determine the opacity of pigments and paints.
CRYPTOSYSTEMcryptosystem n. A system of cryptography.
HYPSOMETRISTHYPSOMETRIST n. a practitioner of hypsometry, the measuring the heights of places on the earth's surface.
SEMPITERNITYsempiternity n. (Philosophy, theology) Existence within time but infinitely into the future, as opposed to eternity…
sempiternity n. (Literary) Eternity; a seemingly everlasting period of time.
SEMPITERNITY n. eternity.
SPECTROMETRYspectrometry n. (Physics, analytical chemistry) The measurement of the wavelength of electromagnetic radiation, especially…
SPECTROMETRY n. measurement by use of the spectrometer.
SPERMATOCYTEspermatocyte n. (Cytology) A male gametocyte, from which a spermatozoon develops.
SPERMATOCYTE n. a cell producing spermatozoa.
STEPMOTHERLYstepmotherly adj. Like or befitting a stepmother.
STEPMOTHERLY adj. like a stepmother.
STREPTOMYCESstreptomyces n. Any of several bacteria, of the genus Streptomyces, found in soil, several of which produce antibiotics.
Streptomyces prop.n. A taxonomic genus within the family Streptomycetaceae – streptomyces bacteria.
STREPTOMYCES n. any of a genus of mostly soil streptomycetes, including some that form antibiotics.
STREPTOMYCINstreptomycin n. (Pharmacology) An aminoglycoside and bactericidal antibiotic C21H39N7O12 that is produced by a soil…
STREPTOMYCIN n. an antibiotic produced by the soil bacterium Streptomyces griseus, the first drug to be successful against tuberculosis.

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: 36 words
  • Scrabble in French: 3 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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