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urushiol Definition

uru·shiol (o̵̅o̅′ro̵̅o̅ s̸hē ôl′, o̵̅o̅ ro̵̅o̅′-; -ōl′)

noun

a poisonous, irritant liquid, CHO, present in poison ivy, poison sumac, etc.

Etymology: Jpn urushi, lac tree, lacquer + -ol: coined (1907) by Toshiyuki Mashima, who isolated it

Browse dictionary entries near urushiol

  1. ‹ urus
  2. ‹ Urundi
  3. ‹ Urumchi
  4. ‹ Uruguayan
  5. ‹ Uruguay
  6. ‹ Uruapan
  7. ‹ Uru
  8. ‹ urtication
  9. ‹ urticating
  10. ‹ urticated
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