1. The phenomenon of not permitting the passage of electromagnetic radiation 
2. Incomprehensibility resulting from obscurity of meaning
   - opaqueness 
3. The quality of being opaque to a degree; the degree to which something reduces the passage of light
   - opaqueness

Derived forms: opacities

See also: opaque

Type of: incomprehensibility, physical phenomenon, quality

Antonym: clarity, transparency

Encyclopedia: Opacity

• Ligustrum japonicum
• Ligustrum lucidum
• Ligustrum obtusifolium
• Ligustrum ovalifolium
• Ligustrum vulgare
• lii
• liii
• likable
• like
• like a cat on a hot tin roof
• like a shot
• like an expert
• like blue murder
• like clockwork
• like crazy
• like hell
• like kings
• like mad
• like royalty
• like sin
• like the devil
• like thunder
• like-minded
• like-mindedness
• likeable