(n): the act of improving something
(n): a quantity that is added or subtracted in order to increase the accuracy of a scientific measure
(n): an estimated quantity
(n): something substituted for an error
(n): putting something (as a literary work or a legislative bill) into acceptable form
(n): a rebuke for making a mistake
(n): an act or expression of criticism and censure
(n): a drop in stock market activity or stock prices following a period of increases
(n): a sudden sharp decrease in some quantity
(n): the act of punishing
(n): the act of punishing
(n): treatment of a specific defect
(n): (medicine) the act of caring for someone (as by medication or remedial training etc.)
