"Compact fluorescents" refers to a type of energy-efficient light bulbs that are smaller in size compared to traditional incandescent bulbs and use a different technology called fluorescent lighting to produce light. Full definition
Provide your green home energy - efficient indoor and outdoor lighting with compact fluorescent bulbs. (shabbyfrenchcottage.com)
Instead, everyone would use the newer compact fluorescent lamps. (treehugger.com)
He and his wife recycle, they use compact fluorescent light bulbs in the house, they walk most places and hardly ever use their car. (michiganradio.org)