Meaning of INSULATING in English

INSULATING

/ ˈɪnsjuleɪtɪŋ; NAmE ˈɪnsəleɪtɪŋ/ adjective

[ only before noun ] preventing heat, sound, electricity, etc. from passing through :

insulating materials

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.