diffuse sky radiation(redirected from Why the sky is blue)
diffuse sky radiation[də¦fyüs ¦skī ‚rād·ē′ā·shən]
Solar radiation reaching the earth's surface after having been scattered from the direct solar beam by molecules or suspensoids in the atmosphere. Also known as diffuse skylight; skylight; sky radiation.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.