LEARNit Dictionary
substrate
noun
/ˈsʌbstreɪt/
UK
/ˈsʌbstreɪt/
US
1
a substance or layer which is under something or on which something happens, for example the surface on which a living thing grows and feeds
سطح زیرین, بستر, زیرلایه, قشر زیرین, لایه زیری