palisade

(noun)

A fence or wall made from wooden stakes or tree trunks and used as a defensive structure or enclosure.

Related Terms

Examples of palisade in the following topics:

  • Leaf Structure, Function, and Adaptation

    • The mesophyll of most leaves typically contains two arrangements of parenchyma cells: the palisade parenchyma and spongy parenchyma .
    • The palisade parenchyma (also called the palisade mesophyll) aids in photosynthesis and has column-shaped, tightly-packed cells.
    • Below the palisade parenchyma are loosely-arranged cells of an irregular shape.
    • The mesophyll has two layers: an upper palisade layer and a lower spongy layer.
    • The numerous small bumps in the palisade parenchyma cells are chloroplasts.

  • Main Structures and Summary of Photosynthesis

    • The palisade layer contains most of the chloroplast and principal region in which photosynthesis is carried out.

  • Norse Timber Architecture in the Early European Middle Ages

    • Archaeological excavations have shown that stave churches descend from palisade constructions and later churches with earth-bound posts.
    • Similar palisade constructions are known from the buildings of the Viking era.

  • Mississippian Culture

    • It covered about ten acres of ground, and was surrounded by a palisade, a fence made of wooden poles placed upright in the ground.