Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun iaa

2 senses of iaa

Sense 1
indoleacetic acid, IAA -- (a plant hormone promoting elongation of stems and roots)
       => auxin -- (a plant hormone that promotes root formation and bud growth)

Sense 2
Islamic Army of Aden, IAA, Islamic Army of Aden-Abyan, Aden-Abyan Islamic Army -- (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)
       INSTANCE OF=> terrorist organization, terrorist group, foreign terrorist organization, FTO -- (a political movement that uses terror as a weapon to achieve its goals)