Deprived of leaves, as by their natural fall.
to cause (a plant) to shed its leaves.
(s)(ion) implies more damage than "eats foliage" or "shot-holes" leaves.
strip the leaves or branches from; "defoliate the trees with pesticides"
to be stripped of leaves
To cause a plant to lose its leaves, especially prematurely.
To remove leaves from plants, trees or shrubs.
To lose foliage (leaves), especially prematurely or as a result of disease.