This is the 4102nd most frequent Portuguese word.
playstation
A gaming console produced by Sony.
In this sentence, 'PlayStation' is used as a proper noun referring to the gaming console developed by Sony.
Eu comprei um novo PlayStation ontem.
I bought a new PlayStation yesterday.
Here, 'PlayStation' is treated as a device where gaming activities take place.
Nós jogamos no PlayStation durante o final de semana.
We played on the PlayStation during the weekend.
In this instance, 'PlayStation' refers to the corporate division responsible for the brand and its products.