Definition

1. Noun:
   • A basal ganglion shaped like a lens: The lenticular nucleus is a structure in the brain, part of the basal ganglia. It is named for its lens-like shape and is composed of two distinct parts: the outer putamen and the inner globus pallidus.

Usage Examples

• Noun:
  • The lenticular nucleus is involved in the regulation of movement.
  • Damage to the lenticular nucleus can result in movement disorders.
  • The MRI scan clearly showed the lenticular nucleus in the brain's deep structures.

Advanced Usage

• "Lenticular nucleus" in neuroanatomy: This term is used almost exclusively in technical, anatomical, and medical contexts to describe this specific brain structure.
  • The paper discussed the role of the lenticular nucleus in procedural learning.

Variants and Related Words

• Lentiform nucleus (n): A synonym for lenticular nucleus, also referring to its lens-like shape.
  • The terms 'lenticular nucleus' and 'lentiform nucleus' are often used interchangeably.
• Putamen (n): The larger, outer part of the lenticular nucleus.
• Globus pallidus (n): The smaller, inner part of the lenticular nucleus.

Synonyms

• Lentiform nucleus: The direct synonym, emphasizing the lens shape.

Notes on Meaning

The term lenticular nucleus refers specifically to a single, combined anatomical structure. It is not typically used in a figurative or non-literal sense. Its meaning is fixed within the field of neuroanatomy.

Noun

1. a basal ganglion shaped like a lens and including the outer reddish putamen and the inner pale yellow pallidum