from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A style of 19th-century American painting concerned especially with the precise, realistic rendering of atmospheric light and the perceived effects of that light on depicted objects.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an artistic movement in the United States that was derived from the Hudson River school; active from 1850 to 1870; painted realistic landscapes in a style that pictured atmospheric light and the use of aerial perspective
Latin lūmen, lūmin-, light; see lumen + -ism.(American Heritage® Dictionary of the English Language, Fourth Edition)