Found 2 items, similar to step-down.
English → English (WordNet) Definition: step-down step-down n : the act of decreasing or reducing something [syn: decrease, diminution, reduction] [ant: increase]
English → English (gcide) Definition: Step-down Step-down \Step"-down`\, a. (Elec.) Transforming or converting a current of high potential or voltage into one of low voltage; as, a step-down transformer. [Webster 1913 Suppl.]