Also known as: AB., AB-
AB stands for various terms. Discover the full forms, meanings, and possible interpretations of AB across different fields and industries.
A wandering from the path' In astronomy, is the difference between the true and apparent positions of a heavenly body when caused by Earth's movement in space: it is too small to affect navigation In meteorology, is the difference between directions of true and apparent winds that is caused by ship's movement when inclined to wind direction In optics, is the deviation of light rays from a true focus
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