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List of 13-letter words containing

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There are 11 thirteen-letter words containing H, 2I, M, O, R, S and U

AMPHITRICHOUSamphitrichous adj. (Biology) (of bacteria) Having a single flagellum on each of two opposite ends. (Only one flagellum…
AMPHITRICHOUS adj. of or like amphitricha, bacteria that have flagella at both ends.
BEHAVIOURISMSbehaviourisms n. Plural of behaviourism.
BEHAVIOURISM n. the psychological theory that behaviour is governed by conditioning rather than internal processes and that by changing behaviour patterns it is possible to treat psychological disorders, also BEHAVIORISM.
CHIAROSCURISMCHIAROSCURISM n. the practice of chiaroscuro.
DEINOTHERIUMSdeinotheriums n. Plural of deinotherium.
DEINOTHERIUM n. an extinct elephantine mammal with downward-curving tusks, also DEINOTHERE, DINOTHERE, DINOTHERIUM.
DISHARMONIOUSdisharmonious adj. Not harmonious; lacking harmony.
DISHARMONIOUS adj. lacking in harmony.
DOLPHINARIUMSdolphinariums n. Plural of dolphinarium.
DOLPHINARIUM n. a place where dolphins are kept.
HARMONIUMISTSharmoniumists n. Plural of harmoniumist.
HARMONIUMIST n. one who plays the harmonium.
INHALATORIUMSINHALATORIUM n. an institution or department for administering inhalations.
ISODIMORPHOUSisodimorphous adj. Having the quality of isodimorphism.
ISODIMORPHOUS adj. showing isodimorphism, isomorphism between each of the two forms of a dimorphous substance.
MISBEHAVIOURSmisbehaviours n. Plural of misbehaviour.
MISBEHAVIOUR n. bad behaviour, also MISBEHAVIOR.
RADIOTHORIUMSRADIOTHORIUM n. a radioactive isotope of thorium with the mass number 228.

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: 37 words
  • Scrabble in French: 16 words
  • Scrabble in Spanish: 17 words
  • Scrabble in Italian: 18 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 21 words


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