rectifier

noun

1. a person or thing that rectifies.
2. Electricity. an apparatus in which current flows more readily in one direction than the other, for changing an alternating current into a direct current.
3. the apparatus that in distillation separates the most volatile material by condensing it; condenser.

noun

1. an electronic device, such as a semiconductor diode or valve, that converts an alternating current to a direct current by suppression or inversion of alternate half cycles
2. chem an apparatus for condensing a hot vapour to a liquid in distillation; condenser
3. a thing or person that rectifies

n.

1610s, agent noun from rectify.

1. An electrical device that converts alternating current to direct current. Rectifiers are most often made of a combination of diodes, which allow current to pass in one direction only. Compare converter transformer.