a Weather Abbreviation

a has various meanings in the Weather category. Discover the full forms, definitions, and usage contexts of a in Weather.

Area Control Center

Most Common Weather
Accept
Weather
About
Weather
Active

A market in which there is much trading.

Weather
Amplitude

The maximum instantaneous value of alternating current or voltage. It can be in either a positive or negative direction. The greatest distance through which an oscillating body moves from the mid point. OR A measure of floor vibration. It is the magnitude or total distance traveled by each oscillation of the vibration. OR A measurement of the distance from highest to lowest excursion of a variable or physical motion. Often used with reference to waveforms.

Weather
Approach

A final approach is the last leg in an aircraft's approach to landing, when the aircraft is lined up with the runway and descending for landing.

Weather
Before

On the forward side of

Weather

Citation

Last updated: