Public review preview. Candidate definitions have not yet been read by the two reviewers. Each entry shows its review status.
biological

Judged: two independent readers; copy check clear.

fissure of Sylvius

fissure of Sylvius The fissure of Sylvius, or lateral cerebral sulcus, is the brain’s deepest and most prominent groove on its outer side.

The fissure of Sylvius, or lateral cerebral sulcus, is the brain’s deepest and most prominent groove on its outer side. It runs backward and slightly upward from the anterior perforated substance and separates the frontal and parietal lobes from the temporal lobe.