Definition

1. Adjective:
   • Having a large brain case: Describes a condition or characteristic of possessing an abnormally or unusually large cranium (the part of the skull that encloses the brain).

Usage Examples

• Adjective:
  • The fossil's skull was described as macrencephalic, suggesting a larger brain volume than its contemporaries.
  • In some developmental disorders, a child may present as macrencephalic.

Advanced Usage

• The term is primarily used in specialized fields such as medicine (neurology, pediatrics), anthropology, and paleontology. It is a technical descriptor rather than a common word.
• It often appears in clinical or scientific reports to describe a physical finding, as in:

Variants and Related Words

• Macrencephaly (n): The medical condition of having an abnormally large brain.
  • Macrencephaly can be associated with certain genetic syndromes.
• Macrocephalic (adj): Having an abnormally large head. While related, "macrocephalic" refers to the entire head size, whereas "macrencephalic" specifically denotes a large brain case.

Synonyms

• Megacephalic (adj): Having a large head.
• Large-brained (adj): Informal term describing a large brain size.

Antonyms

• Microcephalic (adj): Having an abnormally small head and brain.
• Normocephalic (adj): Having a head and brain case of normal size.

Adjective

1. having a large brain case