noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A neuroepithelial cell that develops into neuroglial and ependymal cells.
2. 2
   any of various columnar epithelial cells in the central nervous system that develop into neuroglia wordnet

Etymology

From spongio- + -blast.

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