distance-luminosity relation

distance-luminosity relation

[¦dis·təns lü·mə′näs·əd·ē ri′lā·shən]
(astronomy)
The relation in which the light intensity from a star is inversely proportional to the square of its distance.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.