As a noun adjustment
is a small change; a minor correction; a modification.
As an adjective undefined is
lacking a definition or value.
a small change; a minor correction; a modification
The behavioural process of balancing conflicting needs, or needs against obstacles in the environment.
- The credit card company made an adjustment to my account to waive the late fee.
- When Jim graduated, he found adjustment to the working world difficult.
Lacking a definition or value.
(mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
- The result of division by zero is undefined .