Meaning of antidesiccant

an•ti•des•ic•cant

Pronunciation: (an"tē-des'i-kunt, an"tī-), [key]
— n. Hort.
  1. a substance or material applied to a plant, as by spraying, to inhibit moisture loss during transplanting.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.