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

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n. The transfer of a property of the atmosphere, such as heat, cold, or humidity, by the horizontal movement of an air mass: Today's temperatures were higher due to the advection of warm air into the region.

n. The rate of change of an atmospheric property caused by the horizontal movement of air.

n. The horizontal movement of water, as in an ocean current.

n. The horizontal movement of a body of atmosphere (or other fluid) along with a concomitant transport of its temperature, humidity etc.

n. The transport of a scalar by bulk fluid motion.

n. (meteorology) the horizontal transfer of heat or other atmospheric properties

"The low center at around 5000 feet passes to our north with little or no warm air advection to transport much moisture into the region."

temperature change   

advect   

affection    circumspection    collection    complexion    confection    connection    convection    correction    defection    detection   

concentrator    crushers    press    interlock    puller    repairer    gizmo    splitter    rammer