Английский разговорный словарь (основной) - envelop
Envelop
envelop
ɪnˈveləp v.tr. (enveloped, enveloping) 1 (often foll. by in) a wrap up or cover completely. b makeobscure; conceal (was enveloped in mystery). 2 Mil. completely surround (an enemy). øøenvelopment n. [ME f. OF envoluper (as EN-(1): cf. DEVELOP)]