o inversor

inverter, reversing device

invers reverse; invert + or agent or instrument that performs an action
noun · singular masculine Rare #42,096
inverter, reversing device An inverter is a device that changes or reverses something.
PO: Este inversor muda a direção do movimento.
EN: This inverter changes the direction of movement.

O Vírus é o inversor que eu fiz!

The Virus is the inverter I made!

— 3 Idiotas (2009)

Fiz até um inversor para ele, viu?

I even made an inverter for him, you know?

— 3 Idiotas (2009)

Eu construo o inversor e depois mostro para você.

I'll build the inverter and then show it to you.

— 3 Idiotas (2009)

E você fez esse inversor?

And did you make this inverter?

— 3 Idiotas (2009)