precession
noun
pre·ces·sion prē-ˈse-shən 
: a comparatively slow gyration of the rotation axis of a spinning body about another line intersecting it so as to describe a cone
precessional
prē-ˈsesh-nəl
adjective -ˈse-shə-nᵊl
Example Sentences
Recent Examples on the Web The trick to a perfect point: Use a precession liner and pointed Q-tip for (inevitable) cleanup. 
Katie Intner, Harper's BAZAAR, 22 July 2022 Phase precession could play a role in that disparity. Quanta Magazine, 7 July 2021 Another theory is that phase precession might be essential to learning. Grace Huckins, Wired, 11 June 2021 Now the evidence of phase precession jumped out at him. Grace Huckins, Wired, 11 June 2021 Similarly, gravitational time dilation, the bending of light by large masses, and the precession of everything from planetary orbits to rotating spheres sent up to space has demonstrated spectacular agreement with Einstein’s predictions. Ethan Siegel, Forbes, 25 May 2021 Interactions with these temporary particles affect the g-factor, causing muons' precession to gain or lose speed slightly. Kaelan Deese, Washington Examiner, 7 Apr. 2021 Our planet’s precession causes the pole stars to change. Jamie Carter, Forbes, 11 Mar. 2021 The occurrence of a precession provides clues to how the black holes formed. Davide Castelvecchi, Scientific American, 24 Mar. 2016 See More
Katie Intner, Harper's BAZAAR, 22 July 2022 Phase precession could play a role in that disparity. Quanta Magazine, 7 July 2021 Another theory is that phase precession might be essential to learning. Grace Huckins, Wired, 11 June 2021 Now the evidence of phase precession jumped out at him. Grace Huckins, Wired, 11 June 2021 Similarly, gravitational time dilation, the bending of light by large masses, and the precession of everything from planetary orbits to rotating spheres sent up to space has demonstrated spectacular agreement with Einstein’s predictions. Ethan Siegel, Forbes, 25 May 2021 Interactions with these temporary particles affect the g-factor, causing muons' precession to gain or lose speed slightly. Kaelan Deese, Washington Examiner, 7 Apr. 2021 Our planet’s precession causes the pole stars to change. Jamie Carter, Forbes, 11 Mar. 2021 The occurrence of a precession provides clues to how the black holes formed. Davide Castelvecchi, Scientific American, 24 Mar. 2016 See More Word History
Etymology
New Latin praecession-, praecessio, from Medieval Latin, act of preceding, from Latin praecedere to precede
First Known Use
1879, in the meaning defined above