convergence zone
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Related to convergence zone: Intertropical Convergence Zone
convergence zone
[kən′vər·jəns ‚zōn] (acoustics)
A sound transmission channel produced in sea water by a combination of pressure and temperature changes in the depth range between 2500 and 15,000 feet (750 and 4500 meters); utilized by sonar systems.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.