| 单词 | abscisic acid |
| 释义 | abscisic acid[ ab-sis-ik, -siz- ] / æbˈsɪs ɪk, -ˈsɪz- / noun Biochemistry.a growth-regulating plant hormone, C15H20O4, that promotes dormancy and the aging and abscission of leaves. Origin of abscisic acidabscis(sion) + -ic, on the model of the earlier name abscisin (see -in2), coined in 1961 Words nearby abscisic acidABS brake, Abscam, abscess, abscind, abscise, abscisic acid, abscissa, abscission, abscission layer, abscission zone, abscond Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Scientific definitions for abscisic acidabscisic acid [ ăb-sĭz′ĭk ] A plant hormone that maintains the water balance of plants, prevents seed embryos from germinating, and induces the dormancy of buds and seeds. Chemical formula: C15H20O4. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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