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[guh-tey-shuh n] /gʌˈteɪ ʃən/
noun, Botany.
a process in which water in liquid form is given off by plants.
Origin of guttation
From German, dating back to 1885-90; See origin at gutta, -ation Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Historical Examples
  • guttation occurs chiefly at night, or in cloudy or foggy weather.

    Meteorology Charles Fitzhugh Talman
guttation in Science
The exudation of water from leaves as a result of root pressure. Compare transpiration.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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