1. relating to the atmosphere of a planet, especially Earth
2. creating a distinctive mood or emotional tone

Examples

• Atmospheric pressure decreases as altitude increases.
• Scientists study atmospheric conditions to predict weather patterns.
• The restaurant had atmospheric lighting with candles and soft music.
• The fog created an atmospheric setting for the mystery novel.
• Atmospheric pollution affects air quality in major cities.
• The old castle had an atmospheric charm that attracted tourists.
• Atmospheric disturbances can interfere with radio signals.