- To set right; correct.
- To correct by calculation or adjustment. See synonyms at correct.
- Chemistry. To refine or purify, especially by distillation.
- Electronics. To convert (alternating current) into direct current.
- To adjust (the proof of alcoholic beverages) by adding water or other liquids.
[Middle English rectifien, from Old French rectifier, from Medieval Latin rēctificāre : Latin rēctus, right + Latin -ficāre, -fy.]
rectifiable rec'ti·fi'a·ble adj.rectification rec'ti·fi·ca'tion (-fĭ-kā'shən) n.





