不透明性; 不透明性; 蔽光性
Opaqueness \O*paque"ness\, n. The state or quality of being impervious to light; opacity. --Dr. H. More.
opaqueness
n 1: incomprehensibility resulting from obscurity of meaning
[syn: {opacity}]
2: the quality of being opaque to a degree; the degree to which
something reduces the passage of light [syn: {opacity}]
[ant: {clearness}]