REGENERATIVE

Etymology

Adjective

regenerative (comparative more regenerative, superlative most regenerative)

That serves to regenerate.

Being a kind of circuit, much used in radio receivers, that allows an electronic signal to be amplified many times through a feedback loop.

Source: Wiktionary

Re*gen"er*a*tive (r*jn"r**tv), a.

Definition: Of or pertaining to regeneration; tending to regenerate; as, regenerative influences. H. Bushnell. Regenerative furnace (Metal.), a furnace having a regenerator in which gas used for fuel, and air for supporting combustion, are heated; a Siemens furnace.

Source: Webster’s Unabridged Dictionary 1913 Edition