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List of 12-letter words containing

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There are 18 twelve-letter words containing A, I, M, 2O, S and Y

AMYOTROPHIESamyotrophies n. Plural of amyotrophy.
AMYOTROPHY n. atrophy of the muscles.
BIOASTRONOMYbioastronomy n. Synonym of astrobiology.
BIOASTRONOMY n. the branch of biology which deals with the study or the discovery of life forms on other planets or in space.
COSCINOMANCYcoscinomancy n. Divination by the use of a suspended sieve sometimes from tongs or shears. The movement of the sieve…
COSCINOMANCY n. divination using a sieve and a pair of shears.
HARMONIOUSLYharmoniously adv. In a harmonious manner; coordinately.
HARMONIOUS adv. musically concordant.
HYPOCORISMASHYPOCORISMA n. the use of a pet name or nickname, also HYPOCORISM.
MACROCYTOSISmacrocytosis n. The presence of macrocytes in the blood.
MACROCYTOSIS n. the occurrence of macrocytes in the blood.
MONOMYARIANSMONOMYARIAN n. a kind of bivalve mollusc.
MONOSYLLABICmonosyllabic adj. Consisting of one syllable.
monosyllabic adj. Using monosyllables, speaking in monosyllables; curt.
monosyllabic n. A word consisting of one syllable.
MONOSYNAPTICmonosynaptic adj. (Neuroanatomy) Having, or involving a single synapse.
monosynaptic adj. (Derogatory) Stupid, lacking in brainpower.
MONOSYNAPTIC adj. having or involving a single neural synapse.
MORDACIOUSLYmordaciously adv. In a mordacious manner.
MORDACIOUS adv. given to biting; biting in quality.
MYTHOLOGIANSmythologians n. Plural of mythologian.
MYTHOLOGIAN n. a mythologist.
ONOMASIOLOGYonomasiology n. (Linguistics) A branch of lexicology concerned with the names of concepts.
ONOMASIOLOGY n. the branch of semantics concerned with the meanings of and meaning relations between individual words.
POLYAMORISTSpolyamorists n. Plural of polyamorist.
POLYOMAVIRUSpolyomavirus n. Any of the papovaviruses, in family Polyomaviridae, that induce a wide variety of tumours in newborn animals.
Polyomavirus prop.n. (Archaic) A taxonomic genus within the family Polyomaviridae – now split into genera Alphapolyomavirus…
POLYTONALISMPOLYTONALISM n. the state of being polytonal, having many keys.
SOMATOTYPINGsomatotyping v. Present participle of somatotype.
SOMATOTYPE v. to place with regard to somatotype.
SYMBOLOGICALsymbological adj. Pertaining to a symbology.
SYMBOLOGICAL adj. related to symbology.
TRYPANOSOMICtrypanosomic adj. Of or pertaining to a trypanosome.
TRYPANOSOMIC adj. of or like a trypanosome, also TRYPANOSOMAL.

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: 126 words
  • Scrabble in French: 9 words
  • Scrabble in Spanish: 12 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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