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

Thanks to a huge solar explosion happening this Saturday, the Northern Lights will be visible in lower regions than usually possible. Sara Rodrigues, House Beautiful, "You Can See The Northern Lights Across The US This Weekend," 22 Mar. 2019 But the most destructive consequence of wind and solar power result from periods of oversupply. Rupert Darwall, WSJ, "When There’s Too Much Sun and Wind," 10 Mar. 2019 Seafloor powerlines would carry renewable electricity to the rigs from wind and solar farms on shore. Robert F. Service, Science | AAAS, "Ammonia—a renewable fuel made from sun, air, and water—could power the globe without carbon," 12 July 2018 The last solar minimum in Solar Cycle 23 was the quietest of our lifetimes. Matt Rogers, Washington Post, "It’s very early, but signs are growing that next winter could be snowy in Washington," 21 June 2018 Texas' largest solar farm will soon have a big battery to go with it. Rye Druzin, Houston Chronicle, "Largest solar farm in Texas getting battery system," 19 June 2018 IGS Solar hopes the Brooklyn solar farm will lead to other developments in Northeast Ohio. John Funk,, "Landfill-based solar farm in Brooklyn will reduce Cuyahoga County power bills (photos)," 20 Feb. 2018 Two Chinese companies have put forth a plan to turn a portion of it into a gigantic solar farm. Eric Limer, Popular Mechanics, "Watch Lunatics Go Base Jumping at Chernobyl," 22 Dec. 2016 The real tragedy is that Indonesia has immense renewable capacity, with ample wind, solar, hydro and geothermal resources across its many islands. Nithin Coca, Vox, "The most important country for the global climate no one is talking about," 6 Dec. 2018

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.

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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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Statistics for solar

Last Updated

7 Apr 2019

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Time Traveler for solar

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

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More Definitions for solar



English Language Learners Definition of solar

: of or relating to the sun
: produced by or using the sun's light or heat


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

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More from Merriam-Webster on solar

Rhyming Dictionary: Words that rhyme with solar

Spanish Central: Translation of solar

Nglish: Translation of solar for Spanish Speakers

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

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