plural of pendulum

(clocks, mechanics) A body suspended from a fixed support so that it swings freely back and forth under the influence of gravity, commonly used to regulate various devices such as clocks.

plural of Foucault pendulum

plural of Schuler pendulum

plural of simple pendulum

plural of ballistic pendulum

plural of invariable pendulum

plural of compensation pendulum

plural of compound pendulum

A pendulum on a long wire, free to move in any direction; the plane of its motion appears to turn (clockwise in the Northern Hemisphere) as the world turns beneath it.