1con·crete 
/ˈkɑ:nˌkri:t/ noun
/ˈkɑ:nˌkri:t/ noun [noncount] : a hard, strong material that is used for building and made by mixing cement, sand, and broken rocks with water
▪ slabs of concrete — see also reinforced concrete
▪ slabs of concrete — see also reinforced concrete
