Sylvian fissure

[sil-vee-uhn]

noun

Anatomy.

1. lateral fissure.

Word History and Origins

Origin of Sylvian fissure¹

1870–75; named after Sylvius, Latinized form of Jacques Dubois (died 1555), French anatomist; -an

Example Sentences

Inside Officer Loor’s head, Dr. Bederson saw that the knife had sliced through the vein in the Sylvian fissure, which contains crucial blood vessels.

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Besides this there is a concealed and isolated lobe, described on account of its situation as an island, which is covered from view by the overlapping of the two sides of the Sylvian fissure.

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In addition to the two fissures already named, there is, in the Echidna, one which in position and mode of formation corresponds with the Sylvian fissure of higher mammals.

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The cerebral hemispheres are more or less elongated; always with three or four convolutions on the outer surface forming arches above each other, the lowest surrounding the Sylvian fissure.

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The angular gyrus is at B. A is over the anterior branch of the middle meningeal artery, and the bifurcation of the lateral or Sylvian fissure; AC follows the horizontal limb of the lateral fissure.

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