transformation

The act or an instance of transforming.

The state of being transformed.

A marked change, as in appearance or character, usually for the better.

Replacement of the variables in an algebraic expression by their values in terms of another set of variables.

A mapping of one space onto another or onto itself.

An operation or rule that changes one linguistic structure (especially a syntactic structure) into another, as by the merger, relocation, or deletion of one of its constituents.

The change undergone by an animal cell upon infection by a cancer-causing virus.