Definition of


  1. (noun, group) Yemen-based terrorist group that supports al-Qaeda's goals; seeks to overthrow the Yemeni government and eliminate United States interests; responsible for bombings and kidnappings and killing western tourists in Yemen
  2. (noun, substance) a plant hormone promoting elongation of stems and roots

via WordNet, Princeton University

Alternate forms of Iaa

Hypernyms: auxin

Words that sound like Iaa

i, i.e., i.w.w., ia, iaea, ie, ii, iii, io, iou, iowa, ioway, iw, iwo, iww

via soundex() Hash Matches

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of or relating to or resembling chelicerae