WordReference Random House Unabridged Dictionary of American English © 2026
re•gen•er•a•tor
(ri jen′ə rā′tər),USA pronunciation n.
- a person or thing that regenerates.
- Energy, Metallurgy(in a regenerative furnace) a chamber filled with checkerwork that is repeatedly heated by exhaust gases in order to heat air that is passed through it.
- regenerate + -or2 1730–40
'regenerator' also found in these entries (note: many are not synonyms or translations):