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There are 2 seventeen-letter words beginning with OXYG

oxygen␣catastropheoxygen␣difluorides

3 definitions found

  • oxygen␣catastrophe — n. (Biology) An event during the oxygenation event of Earth’s… — n. (Biology) Such an event that theoretically occurs elsewhere, away from Earth.
  • oxygen␣difluorides — n. Plural of oxygen difluoride.
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