solar

¹

[soh-ler]

adjective

1. of or relating to the sun.

   solar phenomena.

2. determined by the sun.

   solar hour.

3. proceeding from the sun, as light or heat.

4. utilizing, operated by, or depending on solar energy.

   a solar building;

   a solar stove.

5. indicating time by means of or with reference to the sun.

   a solar chronometer.

6. manufacturing or providing solar power.

   the solar industry.

7. Astrology.,  subject to the influence of the sun.

noun

1. Informal.,  solar energy.

solar

²

Also soller

[sol-er, soh-ler]

noun

1. a private or upper chamber in a medieval English house.

solar

/ ˈsəʊlə /

adjective

1. of or relating to the sun

   solar eclipse

2. operating by or utilizing the energy of the sun

   solar cell

3. astronomy determined from the motion of the earth relative to the sun

   solar year

4. astrology subject to the influence of the sun

solar

1. Relating to the Sun.

2. Using or operated by energy from the Sun.

3. Measured in reference to the Sun.

Word History and Origins

Origin of solar¹

First recorded in 1400–50; late Middle English, from Latin sōlāris, equivalent to sōl + -āris adjective suffix; sun, -ar ¹

Origin of solar²

First recorded before 900; Middle English solar, soler, from Old English solor, soler, and Anglo-French soler, Old French solier, from Latin sōlārium solarium

Word History and Origins

Origin of solar¹

C15: from Latin sōlāris, from sōl the sun

Example Sentences

BloombergNEF reduced its forecast for additions of wind, solar and battery capacity over the next five years by 23% after the One Big Beautiful Bill Act passed.

Read more on The Wall Street Journal

It pledges a more than sixfold expansion of wind and solar compared with 2020 levels by 2035, aiming for clean energy to account for 30% of China’s total energy consumption by then.

Read more on The Wall Street Journal

Silver is also much cheaper than gold, attracting a broad range of investors seeking more affordable safe-haven assets, and is widely used in industry—from the manufacture of solar panels to AI semiconductors.

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Aluminum is also the second biggest metal input in solar energy after steel, according to BloombergNEF.

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The rule also would affect cars, solar panels and the equipment for making chips and other products, limiting the ability of other countries to support their own industries.

Read more on The Wall Street Journal

Related Words

• cosmic