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semicubical parabola[¦sem·i′kyü·bə·kəl pə′rab·ə·lə]
A plane curve whose equation in Cartesian coordinates x and y is y 2 = ax 3, where a is some constant. Also known as isochrone.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.