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There are 11 nine-letter words containing 2I, N, O, P and 2R

biopyrrinirreptionirruptionPorfirianpreoriginprevirionprionuriaprovirionpruritionripperoniviroporin

13 definitions found

  • biopyrrin — n. (Organic chemistry) An oxidative metabolite of bilirubin that…
  • irreption — n. A creeping in.
  • irruption — n. The action of irrupting or breaking into; a violent entry or… — n. (Ecology) An abrupt increase of an animal population. — n. (By extension) An abrupt increase in the size of a movement or organization.
  • Porfirian — adj. Of or relating to Porfirio Díaz (José de la Cruz Porfirio…
  • preorigin — n. An ultimate source or origin, before the generally known or accepted origin.
  • previrion — n. A subviral particle.
  • prionuria — n. The presence of prions in the urine.
  • provirion — n. A structure that develops into a virion.
  • prurition — n. Itching.
  • ripperoni — interj. (Internet slang) Used to express sympathy.
  • viroporin — n. Any of a family of viral porins.
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