Wordnet 3.0
NOUN (1)
1.
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;
WordNet (r) 3.0 (2006):
luminism
n 1: 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