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Definition of Hydathode
1. Noun. A pore that exudes water on the surface or margin of a leaf of higher plants.
Definition of Hydathode
1. Noun. (biology) A tissue, in the leaves of many plants, that contains microscopic pores through which water is excreted. ¹
¹ Source: wiktionary.com
Definition of Hydathode
1. [n -S]
Medical Definition of Hydathode
1. An epidermal structure specialised for secretion, or for exudation, of water. (09 Oct 1997)