dyna-, dyn-, dynamo-, -dyne, -dynamia, -dynamic

(Greek: power, strength, force, mightiness)

1. Of or relating to the energy or force exerted by light.
2. Powerful in the light; used particularly for the action exerted by fluorescent substances in the light.
The integration of thermodynamics and economics in order to make technical systems efficient, by finding the most economical solutions within the limits of what is technically possible.