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There are 19 twelve-letter words containing H, M, O, P, R and X

auxotrophismex-stepmotherextremophileextremophytehexapolymershydro␣complexhypercomplexmorphallaxesmorphallaxismorphosyntax morpho-syntaxpneumothoraxTORCH␣complexxenomorphismxenomorphousxeromorphousxerophthalmyxeropthalmiaxiphosternum

21 definitions found

  • auxotrophism — n. Synonym of auxotrophy.
  • ex-stepmother — n. A previous wife of one’s father during one’s lifetime, other…
  • extremophile — n. (Ecology) An organism that lives under extreme conditions of…
  • extremophyte — n. (Biology) Any extremophilic plant or alga.
  • hexapolymers — n. Plural of hexapolymer.
  • hydro␣complex — n. A hydrido complex.
  • hypercomplex — adj. (Mathematics) Describing any of several types of higher-dimensional… — n. (Mathematics) A hypercomplex number.
  • morphallaxes — n. Plural of morphallaxis.
  • morphallaxis — n. (Biology) The regeneration of specific tissue due to loss or…
  • morphosyntax — n. (Linguistics) Morphology and syntax regarded as an interlinked unit.
  • morpho-syntax — n. (Linguistics) The system of the internal structure of words… — n. (Linguistics, formal) Grammar.
  • pneumothorax — n. (Medicine) Presence of air inside the pleural cavity, usually…
  • TORCH␣complex — n. (Medicine) A set of perinatal infections that can lead to anomalies…
  • xenomorphism — n. The process or result of taking a form that reflects the surrounding…
  • xenomorphous — adj. (Petrography) Synonym of xenomorphic.
  • xeromorphous — adj. Xeromorphic.
  • xerophthalmy — n. Alternative form of xerophthalmia.
  • xeropthalmia — n. (Medicine) dry eye.
  • xiphosternum — n. (Rare) Alternative form of xiphisternum.
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See this list for:

  • Scrabble in English: 8 words
  • French Wiktionary: 12 words
  • Spanish Wiktionary: no word
  • Italian Wiktionary: no word
  • German Wiktionary: 6 words
  • Portuguese Wiktionary: no word
  • Dutch Wiktionary: 2 words

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