solar panel


Definition of solar panel 

: 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

Back then, the cost of buying a one-watt solar panel was $77; today the cost has fallen to 30 cents. Nathanael Johnson, WIRED, "Where Can Climate Activists Find Common Ground?," 9 July 2018 Bacteria-powered solar panels are still a long way from the market, and the researchers are hoping to improve their design to keep the bacteria alive longer. Avery Thompson, Popular Mechanics, "Clouds Are No Problem for New Bacteria-Powered Solar Panels," 6 July 2018 Arizona's endless sunshine continues to make rooftop solar panels an enticingproposal for homeowners. Ryan Randazzo, azcentral, "Should you install solar on your home? 10 key considerations," 4 July 2018 The regulations include exceptions for when solar panels aren't cost-effective or feasible, such as on a home shrouded in shade. Kathleen Ronayne, The Christian Science Monitor, "California moves to require solar panels on all new homes by 2020," 10 May 2018 Some new houses will be exempt if solar panels are infeasible, such as when a roof is in the shadows of another structure. Tony Bizjak, sacbee, "Solar required for new California homes starting in 2020, first-ever U.S. state mandate | The Sacramento Bee," 9 May 2018 For the first time, New Englanders used more electricity from the region’s grid while sleeping at night than during the day as sunshine, comfortable temperatures and increasingly common solar panels cut demand from the grid to new lows. Stephen Singer,, "Sun And Solar Power Cut Electricity Demand From New England Grid To Lowest Ever," 8 May 2018 Inexpensive solar panels powering a local network delivering Wi-Fi to public housing residents has caught the attention of the Mozilla Foundation, the nonprofit arm of the company behind the Firefox web browser. Josh Baugh, San Antonio Express-News, "SAHA wins $10,000 for solar Wi-Fi project," 28 Apr. 2018 Alabama Power also pays less than most utilities for excess energy fed back onto the grid when solar panels produce more energy than the customer is using. Dennis Pillion,, "Alabama Power solar fee challenged as 'unjust, unlawful' in complaint to PSC," 26 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'solar panel.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of solar panel

1961, in the meaning defined above

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Statistics for solar panel

Last Updated

3 Sep 2018

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Time Traveler for solar panel

The first known use of solar panel was in 1961

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solar panel


English Language Learners Definition of solar panel

: a large, flat piece of equipment that uses the sun's light or heat to create electricity

Comments on solar panel

What made you want to look up solar panel? Please tell us where you read or heard it (including the quote, if possible).


to deposit or conceal in a hiding place

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