reuse

Short definition from Wiktionary

Noun

1. 1
   The act of salvaging or in some manner restoring a discarded item to yield something usable.
2. 2
   The act of using again, or in another place.

Verb

1. 1
   To use again something that is considered past its usefulness (usually for something else).
2. 2
   To use again, or in another place.