DEFOLIATE
Meaning of DEFOLIATE in English
de ‧ fo ‧ li ‧ ate /diːˈfəʊlieɪt $ -ˈfoʊ-/ BrE AmE verb [transitive] formal
to use defoliant on a plant or tree
Longman Dictionary of Contemporary English.
Longman - Словарь современного английского языка.
2012