de·fo·li·ate 
/diˈfoʊliˌeɪt/ verb
de·fo·li·ates; de·fo·li·at·ed; de·fo·li·at·ing /diˈfoʊliˌeɪt/ verb [+ obj] technical : to cause the leaves of (a plant) to fall off
▪ a chemical used to defoliate trees ▪ Insects are defoliating the trees.
▪ a chemical used to defoliate trees ▪ Insects are defoliating the trees.
— de·fo·li·a·tion /diˌfoʊliˈeɪʃən/ noun [noncount]
/diˌfoʊliˈeɪʃən/ noun [noncount]
