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There are 15 twelve-letter words containing A, E, M, 3O, S and T

HOMOEOSTASESHOMOEOSTASIS n. a tendency towards health or stable physical conditions, also HOMEOSTASIS.
HOMOEOSTASIShomoeostasis n. Alternative spelling of homeostasis.
homœostasis n. Obsolete spelling of homeostasis.
HOMOEOSTASIS n. a tendency towards health or stable physical conditions, also HOMEOSTASIS.
HOMOEOSTATIChomoeostatic adj. Alternative spelling of homeostatic.
HOMOEOSTATIC adj. relating to homoeostasis.
MONOPETALOUSmonopetalous adj. (Botany) Having only one petal, or the corolla in one piece, or composed of petals cohering so as to…
MONOPETALOUS adj. having petals united.
MOTORBOATERSmotorboaters n. Plural of motorboater.
MOTORBOATER n. one who drives a motorboat.
MOTORCOACHESmotorcoaches n. Plural of motorcoach.
motor-coaches n. Plural of motor-coach.
motor␣coaches n. Plural of motor coach.
OMMATOPHORESommatophores n. Plural of ommatophore.
OMMATOPHORE n. an eyestalk, as in snails.
OSTEOSARCOMAosteosarcoma n. A type of cancer of the bone.
OSTEOSARCOMA n. a malignant tumour derived from osteoblasts, composed of bone and sarcoma cells.
OVARIOTOMIESovariotomies n. Plural of ovariotomy.
OVARIOTOMY n. the operation of removing one or both of the ovaries, aka oophorectomy.
POTAMOGETONSpotamogetons n. Plural of potamogeton.
POTAMOGETON n. a plant of the pondweed genus of water plants, with floating and submerged leaves.
POTAMOLOGIESPOTAMOLOGY n. the study of rivers.
RODOMONTADESrodomontades n. Plural of rodomontade.
RODOMONTADE n. (French) a bragging speech; vain boasting or bluster.
SEROTAXONOMYSEROTAXONOMY n. serological analysis as a source of information for taxonomic classification.
SOMATOLOGIESsomatologies n. Plural of somatology.
SOMATOLOGY n. the science of the properties of matter.
SPERMATOZOONspermatozoon n. (Cytology) A reproductive cell or gamete of a male, carried in semen, that fertilizes an ovum to produce a zygote.
spermatozoön n. Alternative spelling of spermatozoon.
SPERMATOZOON n. a male sexual cell, which fertilises the egg, also SPERMATOZOAN.

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: 52 words
  • Scrabble in French: 17 words
  • Scrabble in Spanish: 93 words
  • Scrabble in Italian: 36 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 33 words


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