reinforced concrete
noun/ˌriːɪnˌfɔːst ˈkɒŋkriːt/
/ˌriːɪnˌfɔːrst ˈkɑːnkriːt/
[uncountable]- concrete (= a hard building material) with metal bars or wires inside to make it stronger
Check pronunciation:
reinforced concrete
Definition of reinforced concrete noun from the Oxford Advanced Learner's Dictionary