Definition of peridermal in US English:

peridermal

adjective

Botany
  • See periderm

    • ‘The simple ectodermal epithelium of the anterior metatarsal region produces the suprabasal peridermal layer around 6 days of development.’
    • ‘We will not address any air spaces derived from phellogen (cork cambium) as peridermal or secondary aerenchyma although it is very important for some plants, especially woody plants with secondary growth of roots.’
    • ‘This is supported by the formation of soil/root air gaps as roots shrink in drying soil reducing root to soil contact, by formation of cortical lacunae in the roots and by peridermal dehydration.’

Pronunciation

peridermal

/ˌperiˈdərməl/