What does "macrencephaly" mean?

The condition of having an enlarged brain, usually as a component of any of various congenital syndromes of altered development.

What is a synonym for "macrencephaly"?

Common synonyms include: megalencephaly, megalocephalia, megalocephaly, megaloencephaly.

Pronounced //ˌmækroʊɛnˈsɛfəli//.

//ˌmækroʊɛnˈsɛfəli// noun

noun ·Rare ·Advanced level

Noun

1
The condition of having an enlarged brain, usually as a component of any of various congenital syndromes of altered development. uncountable
2
an abnormally large braincase wordnet

From international scientific vocabulary, reflecting New Latin combining forms: macro- + encephal- + -y.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.