opacity

The quality or state of being opaque.

Something opaque.

Obscurity; impenetrability.

Dullness of mind.

The state of being opaque; opaqueness; the quality of a body which renders it impervious to the rays of light; want of transparency.

That which is opaque; an opaque body or object; an opaque part or spot.

Darkness; obscurity.

The state of being opaque; the quality of a body which renders it impervious to the rays of light; want of transparency; opaqueness.

Obscurity; want of clearness.