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11-letter words starting with IO

Every match in the dictionary, most common first.

11-letter words 4

  • ionospheric
  • iodinationsthe substitution or addition of iodine atoms in organic compounds
  • ionizationsthe condition of being dissociated into ions (as by heat or radiation or chemical reaction or electrical discharge)
  • ionospheresthe outer region of the Earth's atmosphere; contains a high concentration of free electrons