Used to describe something that is no longer in production or use.
El modelo de teléfono que quería comprar ha sido discontinuado, así que tendré que buscar otra opción.
The phone model I wanted to buy has been discontinued, so I will have to look for another option.
Este modelo de teléfono ha sido discontinuado debido a la falta de demanda.
This phone model has been discontinued due to lack of demand.