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There are 17 fifteen-letter words containing I, M, 2O, 2R, T and U

CONSERVATORIUMSconservatoriums n. Plural of conservatorium.
CONSERVATORIUM n. (Latin) a school of music, also CONSERVATOIRE.
CRYPTOSPORIDIUMcryptosporidium n. Any protozoan of the genus Cryptosporidium, intestinal parasites of humans and other vertebrates that…
Cryptosporidium prop.n. A taxonomic genus within the family Cryptosporidiidae – coccidian protozoan parasites causing the disease…
CRYPTOSPORIDIUM n. any of a genus of protozoans parasitic in the gut of vertebrates including humans and sometimes causing diarrhea.
DEMERITORIOUSLYDEMERITORIOUS adv. not meritorious.
DURCHKOMPONIERTDURCHKOMPONIERT adj. (German) having the music especially adapted to each stanza, also DURCHKOMPONIRT.
FORMULARISATIONformularisation n. Alternative spelling of formularization.
FORMULARISATION n. the act of formularising, also FORMULARIZATION.
FORMULARIZATIONformularization n. The act of formularizing; a formularized or formulated statement or exhibition.
FORMULARIZATION n. the act of formularizing, also FORMULARISATION.
MERITORIOUSNESSmeritoriousness n. The property of being meritorious.
MERITORIOUS n. deserving of honor or esteem.
MORTIFEROUSNESSmortiferousness n. The quality of being mortiferous.
MORTIFEROUS n. death-bringing; fatal.
MOUNTAINBOARDERmountainboarder n. One who takes part in the sport of mountainboarding.
MOUNTAINBOARDER n. one who uses a mountainboard.
MULTIPROCESSORSmultiprocessors n. Plural of multiprocessor.
MULTIPROCESSOR n. a type of computer.
MYRISTICIVOROUSMYRISTICIVOROUS adj. feeding upon nutmegs.
OVERNOURISHMENTovernourishment n. Excessive nourishment.
RADIOSTRONTIUMSradiostrontiums n. Plural of radiostrontium.
RADIOSTRONTIUM n. a radioactive isotope of strontium, esp. strontium-90.
STROMBULIFEROUSSTROMBULIFEROUS adj. bearing spirally coiled organs.
ULTRAMICROSCOPEultramicroscope n. A microscope that uses bright illumination against a black background to view small particles.
ULTRAMICROSCOPE n. an instrument for viewing extremely small objects.
ULTRAMICROSCOPYultramicroscopy n. The scientific use of the ultramicroscope.
ULTRAMICROSCOPY n. microscopy using an ultramicroscope.
ULTRAMICROTOMESultramicrotomes n. Plural of ultramicrotome.
ULTRAMICROTOME n. a microtome for cutting extremely thin sections for electron microscopy.

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: 144 words
  • Scrabble in French: 27 words
  • Scrabble in Spanish: 39 words
  • Scrabble in Italian: 51 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 172 words


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