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
3
a
: 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
The devices, primarily procured by local, state, or federal government, are deployed in high-risk areas, typically elevated on poles, and run on solar and batteries.
—
Dr. Jonathan Reichental, Forbes.com, 25 July 2025
This hybrid setup lets the vessel switch between solar and diesel-electric power as needed.
—Kurt Knutsson, FOXNews.com, 24 July 2025
That lowers its previous projection of a K-index of 5, which would have indicated a minor solar energy event.
—Melina Khan, USA Today, 23 July 2025
The Research and Policy Center reported in 2023 that:
Connecticut generated more solar energy in a single year than all solar generation before 2018 combined, putting it 23rd place in the national solar rankings.
—Christine Feely, Hartford Courant, 23 July 2025
See All Example Sentences for solar
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Dr. Jonathan Reichental, Forbes.com, 25 July 2025
This hybrid setup lets the vessel switch between solar and diesel-electric power as needed.
—Kurt Knutsson, FOXNews.com, 24 July 2025
That lowers its previous projection of a K-index of 5, which would have indicated a minor solar energy event.
—Melina Khan, USA Today, 23 July 2025
The Research and Policy Center reported in 2023 that:
Connecticut generated more solar energy in a single year than all solar generation before 2018 combined, putting it 23rd place in the national solar rankings.
—Christine Feely, Hartford Courant, 23 July 2025
See All Example Sentences for solar
Cite this Entry
“Solar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar. Accessed 30 Jul. 2025.
Copy CitationKids Definition
solar
adjective
so·lar
ˈsō-lər 
-ˌlär
1
: of, derived from, relating to, or caused by the sun
2
: measured by the earth's course in relation to the sun
solar time
solar year
3
a
: produced or operated by the action of the sun's light or heat
solar energy
b
: using the sun's rays especially to produce heat or electricity
a solar house
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