Baffle 2 topics · 2 sources ScienceEnergyA device, such as a steel plate, used to check, retard, or divert a flow of a material.US DOE Office of Energy Efficiency & Renewable Energy — Glossary of Energy-Related Terms retrieved 2014-05-26 Cite ScienceWaterA flat board or plate, deflector, guide or similar device constructed or placed in flowing water to cause more uniform flow velocities, to absorb energy, and to divert, guide, or agitate the flow.Bureau of Reclamation — Bureau of Reclamation Glossary Cite