weathering correction

weathering correction

[′weth·ə‚riŋ kə‚rek·shən]
(geophysics)
A velocity correction which is applied to seismic data, necessitated by the diminished velocity of seismic wave propagation in weathered rock.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.