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from The Century Dictionary and Cyclopedia

  • n. A region of the spinal cord traversed by or immediately adjacent to the roots of the spinal nerves.


Sorry, no etymologies found.


  • It is the only food crop which can be grown under conditions of continuous inundation of the root-zone, a feature which makes it uniquely suited to wet-tropic monsoonal cultivation.

    Chapter 7

  • Researchers at the school are looking to be innovators in the field of sustainable agriculture using methods like thermal root-zone heating, which warms the soil at the roots of plants through a intricate system of underground hot water radiant tubing.



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