roundness
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(′rau̇nd·nəs)
(geology) The degree of abrasion of sedimentary particles; expressed as the radius of the average radius of curvature of the edges or corners to the radius of curvature of the maximum inscribed sphere.
Oxford Dictionary of Geography:
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roundness
A term used to describe the extent to which clasts have had their points smoothed by abrasion.
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roundness
IN BRIEF: Having the form or movement of a circle.
The figure has a pleasing roundness in its shape.
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McGraw-Hill Science & Technology Dictionary
McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved.
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Oxford Dictionary of Geography
A Dictionary of Geography. Copyright © Susan Mayhew 1992, 1997, 2004. All rights reserved.
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