n.
1.the act of offering an improvement to replace a mistake
2.a quantity that is added or subtracted in order to increase the accuracy of a scientific measure
3.something substituted for an error
4.a rebuke for making a mistake
5.a drop in stock market activity or stock prices following a period of increases
6.the act of punishing
7.treatment of a specific defect
Idiom of the Day
wear thin
to become thin from use or the passing of time
The silver dollar began to wear thin after it was in use for many years.