adjustment

As nouns the difference between adjustment and modulation

is that adjustment is a small change; a minor correction; a modification while modulation is the process of applying a signal to a carrier, modulating.

As a noun adjustment

is a small change; a minor correction; a modification.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between adoption and adjustment

is that adoption is the act of adopting, or state of being adopted; voluntary acceptance of a child of other parents to be the same as one's own child while adjustment is a small change; a minor correction; a modification.

As nouns the difference between modifications and adjustment

is that modifications is while adjustment is a small change; a minor correction; a modification.