Related Clues:

• Visibility lessener
• Optical body used to disperse light
• Vapor
• Beam splitter
• Optical device
• Piece of cut crystal, perhaps
• Humidifier output
• Aerosol output
• Niagara Falls feature
• Waterfall emission
• Drink served over cracked ice
• Drizzle
• Niagara's veil
• Rain forest feature
• Drops in the air