noun
- the horizontal movement of air masses or other atmospheric properties such as heat, moisture, or pollutants
Usage: meteorology; atmospheric science
Examples
- Advection carries warm air from the tropics toward the poles.
- The weather forecast mentioned advection fog moving in from the ocean.
- Temperature advection affects local weather patterns significantly.
- Cold air advection behind the front will lower temperatures overnight.
- The meteorologist explained how moisture advection contributes to precipitation.
- Advection differs from convection in that it involves horizontal rather than vertical movement.