agyria
noun
agy·ria
ˌā-ˈjī-rē-ə 
medical
: severe lissencephaly marked by the absence of cerebral convolutions
broadly
: lissencephaly compare pachygyria
Cite this Entry
“Agyria.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/agyria. Accessed 26 Oct. 2025.
Copy CitationMedical Definition
agyria
noun
agy·ria
ˌā-ˈjī-rē-ə
: severe lissencephaly marked by the absence of cerebral convolutions
broadly
: lissencephaly compare pachygyria
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