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fissure of Sylvius

American  
[sil-vee-uhs] / ˈsɪl vi əs /
fissure of Sylvius British  
/ ˈsɪlvɪəs /

noun

  1. a deep horizontal cleft in each cerebral hemisphere: marks the separation of the temporal lobe from the frontal and parietal lobes

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of fissure of Sylvius

Named after Franciscus Sylvius (Latinization of Franz de la Boë, d.1672), German anatomist

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

S, fissure of Sylvius; M, the medulla; VII, the roots of the facial nerves.

From The Mind and Its Education by Betts, George Herbert

R-R marks the fissure of Rolando; S-S, the fissure of Sylvius; PO, the parieto-occipital fissure.

From The Mind and Its Education by Betts, George Herbert

Next we see the optic nerves crossing on the median line, the olfactory nerve, running under the front lobe, which is separated by the fissure of Sylvius from the middle lobe.

From Buchanan's Journal of Man, April 1887 Volume 1, Number 3 by Buchanan, Joseph R. (Joseph Rodes)

The interparietalis has its origin in the fissure of Sylvius in four cases on both sides, in five cases on one side only.

From Degeneracy Its Causes, Signs and Results by Talbot, Eugene S.

These are situated in different parts of the brain and are connected by sub-cortical association tracts, the main pathway of which lies in the vicinity of the upper end of the fissure of Sylvius.

From Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. by Miles, Alexander

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