raw material
US /ˌrɑː məˈtɪr.i.əl/
UK /ˌrɑː məˈtɪr.i.əl/
1.
the basic material from which a product is made
:
•
Iron ore is a key raw material for steel production.
•
The factory imports most of its raw materials from abroad.
the basic material from which a product is made