so·​lar | \ ˈsō-lər How to pronounce solar (audio) , -ˌlär \

Definition of solar

1 : of, derived from, relating to, or caused by the sun
2 : measured by the earth's course in relation to the sun a solar year also : relating to or reckoned by solar time
3a : produced or operated by the action of the sun's light or heat solar energy
b : utilizing the sun's rays especially to produce heat or electricity a solar house also : of or relating to such utilization solar design

Examples of solar in a Sentence

Recent Examples on the Web Pilewski suggested that solar panels and switching to LED lighting could bring in enough savings for the district to fund his security plan. Neal Earley, Arkansas Online, 18 June 2022 Other companies are developing cars with solar panels, but none are ready to hit the market yet. Tommy O'callaghan, CNN, 16 June 2022 Earlier this month, Biden invoked it to boost domestic production of solar panels. Grace Segers, The New Republic, 14 June 2022 The Middle Kingdom leads the world in making solar panels—and wind turbines. Thomas J. Duesterberg, WSJ, 12 June 2022 Sometimes solar panels are not a good fit for your home. Jon Gorey,, 12 June 2022 Demand for other metals used in batteries and solar panels, like graphite, cobalt, and nickel, is expected to multiply 20 to 25 times current levels. Tristan Bove, Fortune, 10 June 2022 Its roof and tail are also equipped with 16.4 square feet of solar panels that will add up to 44 miles of range per day. Bryan Hood, Robb Report, 10 June 2022 These outdoor solar lights offer both practicality and whimsy in one neat package. Kathleen Willcox, Popular Mechanics, 31 May 2022 See More

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

First Known Use of solar

15th century, in the meaning defined at sense 1

History and Etymology for solar

Middle English, from Latin solaris, from sol sun; akin to Old English & Old Norse sōl sun, Lithuanian saulė, Greek hēlios

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Time Traveler for solar

Time Traveler

The first known use of solar was in the 15th century

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Dictionary Entries Near solar



solar apex

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Statistics for solar

Last Updated

20 Jun 2022

Cite this Entry

“Solar.” Dictionary, Merriam-Webster, Accessed 28 Jun. 2022.

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More Definitions for solar


so·​lar | \ ˈsō-lər How to pronounce solar (audio) \

Kids Definition of solar

1 : of or relating to the sun a solar eclipse
2 : measured by the earth's course around the sun a solar year
3 : produced or made to work by the action of the sun's light or heat solar energy

More from Merriam-Webster on solar

Nglish: Translation of solar for Spanish Speakers

Britannica English: Translation of solar for Arabic Speakers Encyclopedia article about solar


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