This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. The quality or state of being opaque.

n. Something opaque.

n. Obscurity; impenetrability.

n. Dullness of mind.

n. The state or quality of being opaque, not allowing light to pass through

n. The state or quality of being inaccessible to understanding

n. A measure of relative impenetrability to electromagnetic radiation such as light.

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

n. Obscurity; want of clearness.

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

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

n. Darkness; obscurity.

n. the phenomenon of not permitting the passage of electromagnetic radiation

n. the quality of being opaque to a degree; the degree to which something reduces the passage of light

n. incomprehensibility resulting from obscurity of meaning

"That slight opacity translates into more visual impact for visitors once they step inside."

incomprehensibility   

acoustic opacity   

opaqueness    obscurity    dullness   

audacity    capacity    incapacity    overcapacity    voracity   

indefiniteness    anti-aliasing    obfuscations    neovascularization    curvature    viscosity    durability    saturation    ductility    transparency