One who reforms, or who works for reform. / (historical, Christianity) One who was involved in the Reformation.

present participle of reform

reformation / (chemistry) A catalytic process, whereby short-chain molecules are combined to make larger ones; used in the petrochemical industry.

simple past tense and past participle of reform

Corrected; amended; restored to purity or excellence; said, specifically, of the whole body of Protestant churches originating in the Reformation, or, in a more restricted sense, of those who separated from Martin Luther on the doctrine of consubstantiation, etc., and carried the Reformation, as they claimed, to a higher point.

plural of reformer

Any of several movements that promote reform

That serves to reform or correct

(Christianity, historical) Alternative letter-case form of reformer (“one involved in the Reformation”) / (Canada, historical) A member of the Reform movement in 19th-century Canada.

(petrochemistry) The product of a hydrocarbon reforming process; an intermediate in the production of fuels such as gasoline.