Dictionary

solar

adjective so·lar \ˈsō-lər, -ˌlär\

: of or relating to the sun

: produced by or using the sun's light or heat

Full 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
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>
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Origin of SOLAR

Middle English, from Latin solaris, from sol sun; akin to Old English & Old Norse sōl sun, Lithuanian saulė, Greek hēlios
First Known Use: 15th century

Other Energy Engineering Terms

fusion, scram
SOLAR Defined for Kids

solar

adjective so·lar \ˈsō-lər\

Definition of SOLAR for Kids

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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