nystagmus

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nys·tag·mus

 (nĭ-stăg′məs)
n.
A rapid, involuntary, oscillatory motion of the eyeball.

[New Latin, from Greek nustagmos, drowsiness.]

nys·tag′mic (-mĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

nystagmus

(nɪˈstæɡməs)
n
(Medicine) involuntary movement of the eye comprising a smooth drift followed by a flick back, occurring in several situations, for example after the body has been rotated or in disorders of the cerebellum
[C19: New Latin, from Greek nustagmos]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

nys•tag•mus

(nɪˈstæg məs)

n.
a persistent, rapid, involuntary side-to-side eye movement.
[1815–25; < New Latin < Greek nystagmós nodding, derivative of nystázein to nod]
nys•tag′mic, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

nystagmus

uncontrollable and rapid movement of the eyeball in any direction. — nystagmic, adj.
See also: Eyes
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.nystagmus - involuntary movements of the eyeballs; its presence or absence is used to diagnose a variety of neurological and visual disorders
eye movement - the movement of the eyes
physiological nystagmus - small involuntary tremors of the eyeballs; when it is eliminated by stabilizing the image on the retina, visual perception fades rapidly from fatigue of the retinal receptors
rotational nystagmus - nystagmus caused by the body rotating rapidly; large slow movements of the eyeballs are in the direction of rotation
post-rotational nystagmus - nystagmus caused by suddenly stopping the rapid rotation of the body; large slow movements of the eyeballs are in the direction opposite to the direction of rotation
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
nystagmus

nys·tag·mus

n. nistagmo, espasmo involuntario del globo ocular;
palatal ______ palatal.
English-Spanish Medical Dictionary © Farlex 2012

nystagmus

n nistagmo
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in periodicals archive ?
It is the second worst return of all the 20 clubs who qualified for the pool stage, only luckless Lyon on null point performed worse.
As shown in Figure 4(a), at the first resonance frequency, antenna 1 has a null point at the right-top corner because the right stub is connected to the square-ring antenna.
As shown in Figure 15, the location of the null point, characterized by zero thermally induced pile displacement, can be identified by comparing the pile displacement distributions at different stages.
the choice of a pulse sequence, its parameters such as TE, TR, the magnitude of flip angle, the time of nucleus inversion TI (the time that corresponds to the null point of certain tissues), etc.
Expect to hear nothing at all - as in null point to use some recent Eurovision language familiar to British music fans - about the potential pressure on low skilled labourers in areas near these prisons.
Suruc-MurE-itpinar military unit is located on the null point to the border of Syrian city of Kobani, which is under the control of terrorist organizations of Kurdistan Workers Party (PKK) and PYD.
If the nystagmus has a null point in full adduction (that is, it disappears), then it is likely that the nystagmus is simply manifest latent nystagmus.
It can be seen that the impedance matching for the frequency range of 500-3000 MHz is poor and there is only one null point of the imaginary (Im) part of the input impedance at about 2000 MHz.
While not the only team to have accumulated, in Eurovision parlance, 'null point', from their first two games, other results in the group meant that the Irish were the first to tumble.