RECTIFY

Definition

1. verb math: determine the length of.
2. verb reduce to a fine, unmixed, or pure state. — synonyms: refine
3. verb bring, lead, or force to abandon a wrong or evil course of life, conduct, and adopt a right one. — synonyms: reform, reclaim, regenerate
4. verb set straight or right. — synonyms: remediate, remedy, repair, amend
5. verb make right or correct. — synonyms: correct, right
6. verb convert into direct current.