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There are 16 twelve-letter words containing 2A, C, I, O, 2S and U

ACOUSTICIANSacousticians n. Plural of acoustician.
ACOUSTICIAN n. one versed in the science of acoustics.
ASSUEFACTIONassuefaction n. (Obsolete) habituation.
ASSUEFACTION n. (obsolete) habituation.
ASTRONAUTICSastronautics n. Navigation through space.
astronautics n. The science and technology of space flight.
ASTRONAUTICS n. the science of the construction and operation of vehicles for travel in space beyond the earth's atmosphere.
BRACHIOSAURSbrachiosaurs n. Plural of brachiosaur.
CAPSULATIONScapsulations n. Plural of capsulation.
CAPSULATION n. the process of putting into a capsule.
CATACOUSTICScatacoustics n. (Archaic) The science which studies reflected sound.
CATACOUSTICS n. the science of echoes or reflected sounds.
CATALOGUISEScataloguises v. Third-person singular simple present indicative form of cataloguise.
CATALOGUISE v. to put in a catalogue, also CATALOGISE, CATALOGIZE, CATALOGUIZE.
CATALOGUISTSCATALOGUIST n. one who catalogues, also CATALOGER, CATALOGUER.
CAUSATIONISMcausationism n. (Philosophy) Belief in a first cause.
CAUSATIONISM n. the principle of universal causation.
CAUSATIONISTcausationist n. (Philosophy) One who believes in a first cause.
CAUSATIONIST n. a believer in causationism.
PARASTICHOUSPARASTICHOUS adj. characterised by parastichy, i.e. having a secondary helix joining leaf-bases on an axis.
QUADRASONICSQUADRASONICS n. a system of sound recording and reproduction that uses four independent loudspeakers to give directional sources of sound.
SACCULATIONSsacculations n. Plural of sacculation.
SACCULATION n. the state of being sacculated.
SAPINDACEOUSsapindaceous adj. (Botany) Of or pertaining to the Sapindaceae, an order of trees and shrubs.
SAPINDACEOUS adj. belonging to the Sapindus genus of plants, including soapwort.
SMILACACEOUSsmilacaceous adj. (Botany) Belonging to the Smilacaceae.
SMILACACEOUS adj. belonging to the smilax family.
UNASSOCIATEDunassociated adj. Not associated, as…
UNASSOCIATED adj. not associated.

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: 49 words
  • Scrabble in French: 62 words
  • Scrabble in Spanish: 153 words
  • Scrabble in Italian: 81 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 27 words


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