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单词 indoleacetic acid
释义

WordReference Random House Unabridged Dictionary of American English © 2024
indole•a•cetic acid  (indōl ə sētik, -setik, in′-),USA pronunciation [Biochem.]
  1. Biochemistrya crystalline, water-insoluble powder, C10H9NO2, a natural plant hormone, used esp. for stimulating growth and root formation in plant cutting. Also called beta-indoleacetic acid, heteroauxin. 
  • indole + acetic 1885–90

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