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There are 2 twelve-letter words beginning with ISONI

isonicotinicisonipecaine

3 definitions found

  • isonicotinic — adj. Of or pertaining to isonicotine. — adj. Of or pertaining to isonicotinic acid or its derivatives.
  • isonipecaine — n. (Pharmacology) The opioid analgesic drug pethidine.
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