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Dictionary

sim'ple pen'dulum

Physics.
a hypothetical apparatus consisting of a point mass suspended from a weightless, frictionless thread whose length is constant, the motion of the body about the string being periodic and, if the angle of deviation from the original equilibrium position is small, representing simple harmonic motion (distinguished from physical pendulum).

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

simpleminded

simple pole

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