9 entries found for solar.
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Main Entry: so·lar
Pronunciation: s-lr, -lär
Function: adjective
Etymology: Middle English solar "derived from or related to the sun," from Latin solaris (same meaning), from sol "sun" --related to SUNDAY --see Word History at SUNDAY 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>