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A little wave or ripple.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Physical Geography) a tiny ripple
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈrɪp lɪt)

a small ripple.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
"Efficient representation of texture details in medical images by fusion of Ripplet and DDCT transformed images." Tropical Journal of Pharmaceutical Research, 15(9): 1983-1993 (2016).
WINNING TRIP Hughie Morrison rarely sends runners to Exeter but Ripplet proved an exception and was a well-backed even-money winner in the junior bumper.
[8] proposed combining the Ripplet transform (RT) for feature extraction, PCA for dimensionality reduction, and the least-square SVM (LS-SVM) for classification, and the 5 x 5 stratified cross-validation (SCV) offered high classification accuracies.