nutation

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nutation

 [noo-ta´shun]
the act of nodding, especially involuntary nodding.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

nu·ta·tion

(nū-tā'shŭn),
The act of nodding, especially involuntary nodding.
[L. annuo, to nod]
Farlex Partner Medical Dictionary © Farlex 2012

nu·ta·tion

(nū-tā'shŭn)
chiropractic The backward rotation of the ilium on the sacrum. usage note This concept is not shared by some medical practitioners.
[L. annuo, to nod]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

nutation

Nodding of the head, usually involuntary.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

nutation

the continuous movement of the growing part of a plant during growth which usually follows a spiral course, as in the stem of a convolvulus.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
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