that steps down, or decreases; specif.,
- designating a transformer in which the output voltage is less than the input voltage
- designating a gear that reduces the speed
a decrease, as in amount, intensity, etc.
- Decreasing in stages: a step-down gear.
- Electricity Serving to reduce voltage: a step-down transformer.
A reduction in amount or size.
(comparative more step-down, superlative most step-down)