Pendular nystagmus
pendular nystagmus pen·du·lar nystagmus (pěn’jə-lər, pěn’dyə-, -də-)
n.
A nystagmus that in most positions of gaze has oscillations of equal speed and amplitude, usually arising from a visual disturbance.
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[pen-juh-luh s, pen-duh-] /ˈpɛn dʒə ləs, ˈpɛn də-/ adjective 1. hanging down loosely: pendulous blossoms. 2. swinging freely; oscillating. 3. vacillating or undecided; wavering. /ˈpɛndjʊləs/ adjective 1. hanging downwards, esp so as to swing from side to side adj. c.1600, from Latin pendulus “hanging down,” figuratively “doubtful, uncertain, hesitating,” from pendere “to hang” (see pendant). […]
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/ˈpɒŋdjʊl; ˈpɛn-/ noun 1. (mountaineering) a manoeuvre by which a climber on a rope from above swings in a pendulum-like series of movements to reach another line of ascent Also called pendulum
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[pen-juh-luh m, pen-duh-] /ˈpɛn dʒə ləm, ˈpɛn də-/ noun 1. a body so suspended from a fixed point as to move to and fro by the action of gravity and acquired momentum. 2. Horology. a swinging lever, weighted at the lower end, for regulating the speed of a clock mechanism. 3. something that tends to […]
- Pendulum-effect
noun 1. Also called pendulum law. Physics. a law, discovered by Galileo in 1602, that describes the regular, swinging motion of a pendulum by the action of gravity and acquired momentum. 2. the theory holding that trends in culture, politics, etc., tend to swing back and forth between opposite extremes.
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noun 1. (formerly) a watch having a balance wheel, especially a balance wheel bearing a fake pendulum bob oscillating behind a window in the dial.