"Usines" is a French word for factories. However, there are many other synonyms that can be used to describe these industrial buildings depending on the industry or their specific function. Some of the most common synonyms for "usines" are production facilities, manufacturing plants, mills, workshops, plants, and assembly lines. Additionally, there are other specific terms that may be more applicable to certain types of factories such as refineries for petroleum processing, power plants for energy generation, and foundries for metal processing. Whatever the industry, these synonyms for "usines" provide a useful vocabulary to describe the wide range of industrial buildings and processes.