Definition of "insolation" [in•so•la•tion]

• The act or an instance of exposing to sunlight. (noun)
• Therapeutic exposure to sunlight. (noun)
• See sunstroke. (noun)
• The solar radiation striking Earth or another planet. (noun)
• The rate of delivery of solar radiation per unit of horizontal surface. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "And if you do read the paper you see that the secondary effects of the sun's warming have not been assessed so as to say that any warming other than that produced by primary and direct increases in insolation is necessarily anthropogenic."
• "Noting that solar insolation is defined as a measure of solar radiation energy received on a given surface area in a given hour and that carbon sequestration is defined as the process of increasing the carbon content of a reservoir/pool other than the atmosphere."
• "The insolation is the highest in Spain which, with the low humidity and high atmospheric pressure, create an exceptionally limpid atmosphere."