rectifier
US /ˈrek.tə.faɪ.ɚ/
UK /ˈrek.tə.faɪ.ɚ/

1.
an electrical device that converts alternating current (AC) to direct current (DC)
:
•
The power supply uses a rectifier to convert AC to DC.
•
A diode is a common type of rectifier.
an electrical device that converts alternating current (AC) to direct current (DC)