trochoid

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trochoid

[′trō‚kȯid]
(anatomy)
(mathematics)
The path in the plane obtained from a point on the radius of a circle or the extension of the radius as the circle rolls along a fixed straight line.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Tessendorf [25] showed that dispersive propagation can be managed and that the resulting field can be modified to yield trochoid waves.