Definify.com
Webster 1913 Edition
Rectifier
Rec′ti-fiˊer
(r?k′t?-f?ˊ?r)
, Noun.
1.
One who, or that which, rectifies.
2.
Specifically:
(a)
(Naut.)
An instrument used for determining and rectifying the variations of the compass on board ship. (b)
(Chem.)
A rectificator. Webster 1828 Edition
Rectifier
REC'TIFIER
, n.1.
One that corrects or amends.2.
One who refines a substance by repeated distiliation.3.
An instrument that shows the variations of the compass, and rectifies the course of a ship.