What is "refuse destructor"

Destructor \De*struc"tor\, n. [L., from destruere. See Destroy, and cf. Destroyer.]

1. A destroyer. [R.]

   Fire, the destructor and the artificial death of things.
   --Boyle.

2. A furnace or oven for the burning or carbonizing of refuse; specif. (Sewage Disposal), a furnace (called in full

   refuse destructor) in which the more solid constituents of sewage are burnt. Destructors are often so constructed as to utilize refuse as fuel.

3. (Computers) in object-oriented programming, a function which destroys an object which was previously created by a different function.