1. An unnecessary or excess part in a machine, system, or structure that does not contribute to its primary function
The extra button on the device was identified as a superfluous component that could be removed without affecting performance.
O botão extra no dispositivo foi identificado como um componente supérfluo que poderia ser removido sem afetar o desempenho.
2. In engineering or design, a redundant element that adds complexity without functional value
Engineers eliminated the superfluous component to reduce manufacturing costs.
Os engenheiros eliminaram o componente supérfluo para reduzir os custos de fabricação.