n.
Any of a group of galactose-containing cerebrosides found in the surface membranes of nerve cells.
[GANGLI(ON) + -OS(E)2 + -IDE.]
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.