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There are 11 fifteen-letter words containing A, C, H, M, 2O, S and U

CHEMOAUTOTROPHSchemoautotrophs n. Plural of chemoautotroph.
CHEMOAUTOTROPH n. any organism, e.g. bacteria, that produces energy by the oxidation of inorganic compounds, such as iron, ammonia and hydrogen sulphide, also CHEMOAUTROPH.
CHONDROCRANIUMSCHONDROCRANIUM n. the cartilaginous parts of an embryonic cranium.
CHROMATOPHOROUSCHROMATOPHOROUS adj. of or like a chromatophore, a pigment-bearing cell.
COLLENCHYMATOUScollenchymatous adj. Relating to collenchyma.
COLLENCHYMATOUS adj. relating to collenchyma.
COMPUTERPHOBIAScomputerphobias n. Plural of computerphobia.
COMPUTERPHOBIA n. a morbid fear of computers.
ECHINODERMATOUSechinodermatous adj. (Zoology) Relating to Echinodermata; echinodermal.
ECHINODERMATOUS adj. of or like an echinoderm.
ENCHONDROMATOUSenchondromatous adj. Relating to enchondroma.
ENCHONDROMATOUS adj. of or like an enchondroma, an abnormal cartilaginous growth.
HOMOCHLAMYDEOUShomochlamydeous adj. (Botany) Having the perianth not divided into calyx and corolla.
HOMOCHLAMYDEOUS adj. with calyx and corolla similar.
MEGALOCEPHALOUSmegalocephalous adj. Macrencephalic.
MEGALOCEPHALOUS adj. having an unusually large skull, also MEGACEPHALIC, MEGALOCEPHALIC.
MONOCHLAMYDEOUSmonochlamydeous adj. (Botany) Having a single floral envelope, that is, a calyx without a corolla, or, possibly, in rare…
MONOCHLAMYDEOUS adj. having a one-whorled perianth.
PROSENCHYMATOUSprosenchymatous adj. Relating to the prosenchyma.
PROSENCHYMATOUS adj. relating to prosenchyma, supporting plant tissue containing little protoplasm.

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: 61 words
  • Scrabble in French: 15 words
  • Scrabble in Spanish: 9 words
  • Scrabble in Italian: 9 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 2 words


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