from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The blurring or softening of sharp outlines in painting by subtle and gradual blending of one tone into another.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. In painting, the application of subtle layers of translucent paint so that there is no visible transition between colors, tones and often objects.
from the GNU version of the Collaborative International Dictionary of English
- adj. Having vague outlines, and colors and shades so mingled as to give a misty appearance; -- said of a painting.
from The Century Dictionary and Cyclopedia
- In painting, smoked: noting a style of painting wherein the tints are so blended that outlines are scarcely perceptible, the effect of the whole being indistinct or misty.
Italian, from past participle of sfumare, to evaporate, fade out : s-, from (from Latin ex-; see ex-) + fumare, to smoke (from Latin fūmāre; see fumatory).(American Heritage® Dictionary of the English Language, Fourth Edition)
Italian sfumato, 'shaded, toned down' (1909) (Wiktionary)