Definition of Guttation

1. Noun. (botany) The exudation of drops of water from the leaves of some vascular plants as a result of root pressure. ¹

¹ Source:

Definition of Guttation

1. [n -S]

Medical Definition of Guttation

1. Formation of drops of water on plants from moisture in air. The process of water being exuded from hydathodes at the enlarged terminations of veins around the margins of the leaves. (09 Oct 1997)

Guttation Pictures

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Lexicographical Neighbors of Guttation

gutta-percha cone
gutta-percha points
gutta-percha tree
gutta balata
gutta serena
guttate choroidopathy
guttation (current term)
gutter ball
gutter dystrophy of cornea
gutter fracture
gutter out
gutter press
gutter wound

Literary usage of Guttation

Below you will find example usage of this term as found in modern and/or classical literature:

1. Experimental Plant Physiology by Daniel Trembly MacDougal (1895)
"guttation.—If the amount of water absorbed by the roots is in excess of that transpired by the leaves, it will exude through rifts in the epidermis, ..."

2. Transactions of the Canadian Institute by Royal Canadian Institute, Canadian Institute (1849-1914) (1904)
"This last mentioned point will be discussed in detail in the following chapter. IV.—INCRUSTATIONS, guttation DROPS, DEW. Certain plants, belonging to the ..."

3. A Laboratory Course in Plant Physiology by William Francis Ganong (1908)
"... or Transpiration, the most striking of all; (b) the elimination of liquid water, or guttation; (c) the elimination of waste matters, or Excretion. ..."

4. A Textbook of Botany for Colleges and Universities by John Merle Coulter, Charles Reid Barnes, Henry Chandler Cowles (1910)
"guttation in fungi. —guttation is not confined to the higher plants nor are there ... In nature the checking of evaporation, which results in guttation, ..."

5. The Proceedings of the Iowa Academy of Science by Iowa Academy of Science (1890)
"Priestley then points out the frequency of the exudation of drops of water from coleoptile tips (guttation). He assumed the permeability of the apical ..."

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