solar panel

noun

: a battery of solar cells (as on a rooftop)

Examples of solar panel in a Sentence

All of the house's electricity is produced by solar panels on the roof.

Recent Examples on the Web

Because there’s a maximum efficiency that solar panels can reach (currently topping out at about 20%), that means the way to get larger and larger amounts of power is simply to build a series of large-enough solar panels that are within mission feasibility to provide that essential energy. —Big Think, 24 Feb. 2026

The County Board hears numerous proposals each year from solar energy firms looking to connect to ComEd lines and place solar panels on agricultural land. —Michelle Mullins, Chicago Tribune, 22 Feb. 2026

Brazil has the world’s second-largest reserves of rare earth minerals, used in a wide range of products, including smartphones, electric vehicles, solar panels and jet engines. —ABC News, 21 Feb. 2026

One version of this argument asserts that by placing solar panels on old industrial and commercial properties that have limited uses – such as shopping malls and distribution centers – no undisturbed land will be needed for solar power. —Elizabeth Weise, USA Today, 21 Feb. 2026

Word History

First Known Use

1961, in the meaning defined above

Rhymes for solar panel

• multichannel
• perianal
• annal
• annul
• cannel
• channel
• flannel
• pannel

Kids Definition

solar panel

noun

: a group of solar cells forming a flat surface (as on a spacecraft)