optokineticadj.
/ˌɒptə(ʊ)kᵻˈnɛtɪk/, /ˌɒptəʊkʌɪˈnɛtɪk/, U.S. /ˈˌɑptoʊkəˈnɛdɪk/ Physiology and Medicine.
Designating or relating to the action of turning of the eyes or body towards a moving object; spec. designating a physiological form of nystagmus elicited by the fixation of objects that are rapidly traversing the visual field (a response typically found in mammals).
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the world > health and disease > ill health > a disease > disorders of eye > [adjective] > disordered movement
nystagmic1878
nystagmoid1895
nystagmiform1899
optokinetic1925
opticokinetic1946
oculogyric1977
1925 H. W. Stenvers in Acta Otolaryngologica 8 545 (title) On the optic (opto-kinetic, opto-motorial) nystagmus.
1944 Proc. Royal Soc. B. 132 291 Optokinetic reactions have the disadvantage that they involve movements of the animal, or at least of its eyes.
1947 Jrnl. Neurol., Neurosurg. & Psychiatry 10 116/2 The optokinetic responses..suggest an epileptogenic zone in the left temporal zone.
1966 New Scientist 2 June 598/1 Many animals move their eyes or their head if they see something move, and this ‘optokinetic’ response is often useful as an indication..that an animal has perceived a movement.
1974 Nature 8 Feb. 403/1 Newborn infants showed optokinetic nystagmus to a 4 cycles per degree pattern.
2003 European Jrnl. Neurosci. 18 1377 We tested the function of the larval visual system in a behavioural assay, eliciting optokinetic eye movements by high-contrast motion stimulation while recording eye movements in parallel.
This entry has been updated (OED Third Edition, June 2004; most recently modified version published online March 2022).
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adj.1925