Definition of understory in English:

understory

(British understorey)

noun

Ecology
  • A layer of vegetation beneath the main canopy of a forest.

    • ‘We had not previously examined this area because of the denseness of the understorey.’
    • ‘There are virtually no shrubs left to form an understorey.’
    • ‘The understorey in the forest depends on the type of trees growing there.’
    • ‘The understorey in the ancient woodland is mainly hazel stools.’

Pronunciation:

understory

/ˈəndərˌstôrē/