notanencephalia

[nō′tăn-ĕn-sə-fālē-ə, -fālyə]

n.

A malformation marked by defective development or absence of the cerebellum.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.