transformation
1.
2. A marked change, as in appearance or character, usually for the better.
3. Mathematics. a. Replacement of the variables in an algebraic expression by their values in terms of another set of variables. b. A mapping of one space onto another or onto itself.
4. Linguistics. a. The process of converting a syntactic construction into a semantically equivalent construction according to the rules shown to generate the syntax of the language. b. A construction derived by such transformation; a transform.
5. Genetics. Alteration of a bacterial cell by introduction of DNA from another cell or from a virus.
transform