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There are 16 thirteen-letter words containing E, M, S and 2Y

CRYPTOSYSTEMScryptosystems n. Plural of cryptosystem.
CYTOCHEMISTRYcytochemistry n. (Biochemistry) The biochemistry of cells, especially that of the macromolecules responsible for cell…
CYTOCHEMISTRY n. microscopic biochemistry.
ERYTHROMYCINSerythromycins n. Plural of erythromycin.
ERYTHROMYCIN n. a broad-spectrum antibiotic produced by an actinomycete and administered orally or topically.
HYPOGLYCEMIAShypoglycemias n. Plural of hypoglycemia.
HYPOGLYCEMIA n. abnormal decrease of sugar in the blood, also HYPOGLYCAEMIA.
HYPOGLYCEMICShypoglycemics n. Plural of hypoglycemic.
HYPOGLYCEMIC n. someone with low blood sugar, also HYPOGLYCAEMIC.
LYMPHOCYTOSESlymphocytoses n. Plural of lymphocytosis.
LYMPHOCYTOSIS n. a great increase in leukocytes.
PHENYLMETHYLSPHENYLMETHYL n. an ester of benzene, aka benzyl.
PHYCOMYCETOUSphycomycetous adj. Relating to the former class Phycomycetes of lower fungi; belonging to or characteristic of a phycomycete.
PHYCOMYCETOUS adj. of or like a phycomycete.
POLYCYTHEMIASpolycythemias n. Plural of polycythemia.
POLYCYTHEMIA n. a condition marked by an abnormal increase in the number of circulating red blood cells, also POLYCYTHAEMIA.
SUPERSYMMETRYsupersymmetry n. (Physics) A theory that attempts to unify the fundamental physical forces and which proposes a physical…
SUPERSYMMETRY n. the correspondence between fermions and bosons of identical mass that is postulated to have existed during the opening moments of the big bang and that relates gravity to the other forces of nature.
SYMMETRICALLYsymmetrically adv. In a symmetrical manner; so as to show symmetry.
SYMMETRICAL adv. having symmetry, also SYMMETRIC.
SYMPATHECTOMYsympathectomy n. (Neurosurgery) The surgical cutting of a nerve in the sympathetic nervous system.
SYMPATHECTOMY n. the surgical excision of a sympathetic ganglion or other part of the sympathetic system.
SYMPHYSEOTOMYsymphyseotomy n. Alternative form of symphysotomy.
SYMPHYSEOTOMY n. the operation of cutting through the pubic symphysis, also SYMPHYSIOTOMY.
SYRINGOMYELIAsyringomyelia n. (Medicine) A disorder in which a cyst or cavity forms within the spinal cord, possibly leading to stiffness…
SYRINGOMYELIA n. a chronic progressive disease of the spinal cord associated with sensory disturbances, muscle atrophy, and spasticity.
SYRINGOMYELICsyringomyelic adj. Relating to syringomyelia.
SYRINGOMYELIC adj. relating to syringomyelia.
SYSTEMATOLOGYsystematology n. (Uncountable) The science or study of systematizing.
systematology n. (Countable) The science or study of systems or their formations.
SYSTEMATOLOGY n. the study of systems.

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: 151 words
  • Scrabble in French: 13 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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