Definition

1. Noun:
   • A major anatomical groove in the brain: The lateral cerebral sulcus is the deepest and most prominent of the cortical fissures. It serves as a key landmark that separates the frontal lobes from the temporal lobes in both hemispheres of the brain.

Usage

• The term "lateral cerebral sulcus" is used in formal, academic, and medical contexts, specifically in neuroanatomy, neuroscience, and clinical medicine. It is a precise anatomical descriptor.

Examples

• Noun:
  • The surgeon carefully navigated around the lateral cerebral sulcus during the procedure.
  • In the MRI scan, the depth of the lateral cerebral sulcus was clearly visible.
  • The anatomy textbook highlighted the lateral cerebral sulcus as a crucial boundary between brain lobes.

Advanced Usage

• "The lateral cerebral sulcus is a key landmark...": This phrase is commonly used in anatomical descriptions to emphasize its importance for orientation during brain imaging or surgery.
• "Variations in the lateral cerebral sulcus...": Used in research contexts discussing anatomical differences between individuals or populations.

Variants and Related Words

• Sylvian fissure: This is the most common synonym and alternative name for the lateral cerebral sulcus.
• Lateral sulcus: A shortened, frequently used form of the full term.
• Fissure: A general term for a deep groove in the brain's surface, of which the lateral cerebral sulcus is a prime example.
• Sulcus: A general term for a groove or furrow on the brain's surface.

Synonyms

• Sylvian fissure: The primary synonym, named after Franciscus Sylvius.
• Lateral sulcus: A direct and commonly used synonym.

Related Phrases

• "The banks of the lateral cerebral sulcus": Refers to the cortical tissue forming the walls of this fissure.
• "Opercula of the lateral sulcus": Refers to the parts of the frontal, parietal, and temporal lobes that overhang and cover the deep sulcus.

Noun

1. the deepest and most prominent of the cortical fissures; separates the frontal lobes and temporal lobes in both hemispheres