Meaning of “solar” in the English Dictionary

american-english dictionary

(Definition of “solar” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"solar" in American English

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solaradjective [ not gradable ]

us /ˈsoʊ·lər/

of or from the sun, or using the energy from the sun to produce electric power:

solar energy
solar power

(Definition of “solar” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"solar" in Business English

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solaradjective [ before noun ]

uk /ˈsəʊlər/ us NATURAL RESOURCES, ENVIRONMENT

using the energy from the sun to produce electric power:

a solar panel
solar energy

(Definition of “solar” from the Cambridge Business English Dictionary © Cambridge University Press)