Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A plant hormone, C15H20O4, involved in the abscission of leaves, flowers, and fruits and the dormancy of buds and seeds.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biochemistry A
terpenoid plant hormone that inhibitsseed germination ; once thought to be important inabscission .
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
abscision + -ic
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