oligodendroglia

[ŏl′ĭ-gō-dĕn-drŏglē-ə]
n.
  1. Neuroglia consisting of cells similar to but smaller than astrocytes, found in the central nervous system and associated with the formation of myelin.oligodendria
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.