Definitions
1.nounOne who reforms, or who works for reform.
2.noun(history) One who was involved in the Reformation.
3.noun(chemical engineering, fuel cells) A device which converts hydrocarbons into a hydrogen-rich mixture of gases.
4.noun(chemical engineering) A device used to convert petroleum refinery naphthas, typically having low octane ratings, into high-octane liquid products called reformates.