Reflectance 2 topics · 2 sources ScienceEnergyThe amount (percent) of light that is reflected by a surface relative to the amount that strikes it.US DOE Office of Energy Efficiency & Renewable Energy — Glossary of Energy-Related Terms retrieved 2014-05-26 Cite TechnologyTelecommunicationsThe ratio of reflected power to incident power, generally expressed in dB or percent.ATIS — ATIS Telecom Glossary 2007 Cite