rectify

(verb) math: determine the length of. Examples: "Rectify a curve."

(verb) reduce to a fine, unmixed, or pure state; separate from extraneous matter or cleanse from impurities. Synonyms: refine. Examples: "Refine sugar."

(verb) bring, lead, or force to abandon a wrong or evil course of life, conduct, and adopt a right one. Synonyms: reform, reclaim, regenerate. Examples: "The church reformed me." "Reform your conduct."

(verb) set straight or right. Synonyms: remediate, remedy, repair, amend. Examples: "Remedy these deficiencies." "Rectify the inequities in salaries." "Repair an oversight."

(verb) make right or correct. Synonyms: correct, right. Examples: "Correct the mistakes." "Rectify the calculation."

(verb) convert into direct current. Examples: "Rectify alternating current."