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

Revenue for both solar panels and storage batteries is down, as Tesla continues to shrink its solar business. Russ Mitchell,, "At Tesla annual meeting, Elon Musk softens claims of a robotaxi fleet next year," 11 June 2019 An ambitious proposal The plan would rely on solar panels to provide an average of 24 megawatts (MW) of solar power when the Sun is out. Megan Geuss, Ars Technica, "Creative thinking: Researchers propose solar methanol island using ocean CO₂," 6 June 2019 The event will feature a presentation on solar energy and a tour of The Conservation Foundation’s solar panels and wind turbine. Beacon-news Staff, Aurora Beacon-News, "Family Outdoor Fair planned at Fermilab," 3 June 2019 And solar generation panels have gotten far more affordable. Cotton Codinha, Allure, "7 Influential People on Environmental Advocacy in the Beauty Industry," 22 Apr. 2019 Photographer: Wei Leng Tay/Bloomberg There are 30 solar panels on top of the Silent 55, which Austrian manufacturer Silent-Yachts says has unlimited range on just solar energy and is, as the name suggests, completely silent. Yoojung Lee,, "A Solar-Powered Yacht Lights Up the Singapore Show," 13 Apr. 2019 Most people think of the U.S. Department of Energy (DoE) and think of oil rigs, coal mines, solar energy panels, and wind farms. Kyle Mizokami, Popular Mechanics, "The Cost to Clean Up America’s Cold War Nuclear Waste Jumps to $377 Billion," 5 Feb. 2019 The house was the first project in the Charleston historic district to use solar roof panels and double-sided solar panels are also integrated into the railing to take advantage of the reflective light from the water below. Megan Barber, Curbed, "Grand home built in scenic Charleston harbor asks $7.9M," 6 Nov. 2018 Firefighters are working to extinguish a roughly half-acre brush fire near a solar-panel installation in the 1600 block of Warnock Drive in Ramona just before 11 a.m. Thursday, a sheriff's lieutenant says. City News Service, Ramona Sentinel, "Lawnmower sparks half-acre brush fire," 28 June 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

16 Jun 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

Comments on solar

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to take the place or position of

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