1. In Italy, as elsewhere, television has made deep inroads into cinema.
2. This deal is their first major inroad into the American market.
3. George was unable to make inroads into solving the problem.
3. We are making no inroads into the high-priority project.
1. If one thing makes inroads into another, the first thing starts affecting or destroying the second.
2. inroad into sth: something that is achieved, especially by reducing the power or success of sth else
3. Fig. to succeed in getting something done or at least started.
- Repairs to the house had made deep inroads into their savings.
- Doctors are making great inroads in the fight against cancer.
- Their products are already making inroads in these new markets.