insolation

noun in·so·la·tion \ˌin-(ˌ)sō-ˈlā-shən\

Definition of INSOLATION

: exposure to the sun's rays

a : solar radiation that has been received

b : the rate of delivery of direct solar radiation per unit of horizontal surface; broadly : that relating to total solar radiation

See insolation defined for kids

French or Latin; French, from Latin insolation-, insolatio, from insolare to expose to the sun, from in- + sol sun — more at solar

First Known Use: 1617

Medical Dictionary

noun in·so·la·tion \ˌin(t)-(ˌ)sō-ˈlā-shən, in-ˌsō-\

: exposure to the rays of the sun

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