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precession

[ US /pɹiˈsɛʃən/ ]
[ UK /pɹɪsˈɛʃən/ ]
NOUN
  1. the motion of a spinning body (as a top) in which it wobbles so that the axis of rotation sweeps out a cone
  2. the act of preceding in time or order or rank (as in a ceremony)

How To Use precession In A Sentence

  • In Egypt there exists a star clock for the Precession of the Equinoxes and an electric light bulb that dates to 2600 BC.
  • The gravitational pull of the sun and moon cause a phenomenon known as the precession of the equinoxes, which makes the earth's axis move in a cone shape.
  • (Newton must have been mystified by the failure of his seemingly parallel derivation of the 9 year precession of the line of apsides to achieve better than 50 percent agreement.) Newton's Philosophiae Naturalis Principia Mathematica
  • This effect is known as the precession of the equinox. Causes of climate change
  • In addition to the precession and nutation of the Earth's rotational axis, the Earth itself undergoes a wobble such that the crust wanders about the rotational axis with a combination of two periods and amplitudes.
  • The rate of change in the direction of the rotational axis is the ratio of torque to angular momentum and so gives a value for the precessional constant.
  • Kunkle's re-examining of astrology is rooted in the Earth's "precession" -- put simply, the gravity-fueled change in orientation of the Earth's rotational axis. Latimes.com - News
  • The date for this shift of ages derives from a phenomenon known as the precession of the equinox, which refers to the equinox moving backwards. Taking the Kalachakra Initiation ��� 3 External Kalachakra
  • There is also geodetic precession, which is a general-relativistic effect due to the curvature of spacetime about the Earth (and which would be present even if the Earth were not rotating). Dragging on
  • For example, Einstein's Relativity Theory got support from the fact that it correctly implied the precession of the perihelion of Mercury, though that information was known long before Einstein formulated the theory. Confirmation Bias and ID
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