from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any toxic substance produced by a plant

from The Century Dictionary and Cyclopedia

  • n. A vegetable toxin, such as abrin, ricin, crotin, etc.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. any substance produced by plants that is similar in its properties to extracellular bacterial toxin


Sorry, no etymologies found.


  • Years later I learned that CuCl is a known phytotoxin and is used to control algae blooms in waterways and to kill roots in drain pipes.

    Behold the Young Knurd

  • Abrin is a phytotoxin, like ricin only considerably more poisonous, if taken through the skin.

    Day of the Dandelion


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