1. An industry or business segment based on older, established technologies or business models that have been overtaken by newer innovations
The legacy sector of manufacturing struggled to compete with more modern automated factories.
O setor legado de manufatura lutava para competir com fábricas automatizadas mais modernas.
2. In technology, refers to systems, software, or infrastructure that are outdated but still in use because replacing them would be costly or disruptive
Many banks still rely on legacy sector systems from the 1980s.
Muitos bancos ainda dependem de sistemas do setor legado dos anos 1980.