Creative

Kre-ativ
1. Having the ability or power to create
2. Productive; creating. Characterized by originality and expressiveness;
3. Imaginative:creative writingNoun: One who displays productive originality:

This definition of "creative" was lifted fromthe American Heritage Dictionary.
Note that the words, expression and production, are used to define what it is to be creative.
To quote Steve Jobs, "Art ships."