C1 verb /ˈɪnsjuleɪt/
insulate
অন্তরক করা
Meaning
To protect something by covering it, especially to prevent heat, sound, or electricity from escaping or entering.
Example
The house was insulated to reduce heating costs.
বাড়িটি গরমের খরচ কমাতে অন্তরক করা হয়েছিল।