rectify

Verb
  1. Math: determine the length of (synset 200921800)
    "rectify a curve"
  2. Reduce to a fine, unmixed, or pure state;
    Separate from extraneous matter or cleanse from impurities (synset 200475423)
    "refine sugar"
  3. Bring, lead, or force to abandon a wrong or evil course of life, conduct, and adopt a right one (synset 200385291)
    "The Church reformed me"; "reform your conduct"
  4. Set straight or right (synset 200200276)
    "remedy these deficiencies"; "rectify the inequities in salaries"; "repair an oversight"
  5. Make right or correct (synset 200200023)
    "Correct the mistakes"; "rectify the calculation"
  6. Convert into direct current (synset 200161539)
    "rectify alternating current"

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