adjustment
ad·just·ment
/əˈʤʌstmənt/ noun , pl -ments
1 : a small change that improves something or makes it work better
[ count ] The engine only needed a minor adjustment.
She made some slight adjustments to the recipe.
[ noncount ] The engine only needed minor adjustment.
2 : a change that makes it possible for a person to do better or work better in a new situation
[ count ] Moving from the city to the country requires an adjustment.
[ noncount ] We went through a period of adjustment at the new school.
3 : the act or process of changing or adjusting something (such as a number)
[ count ] The figures were calculated with no adjustments for inflation.
[ noncount ] The figures were calculated with no adjustment for inflation.