rectify

make right or correct

“rectify the calculation”

bring, lead, or force to abandon a wrong or evil course of life, conduct, and adopt a right one

set straight or right

“rectify the inequities in salaries”

reduce to a fine, unmixed, or pure state; separate from extraneous matter or cleanse from impurities

convert into direct current

“rectify alternating current”

math: determine the length of

“rectify a curve”