ganglia (n.)youdaoicibaDictYouDict[ganglia 词源字典]
Latin plural of ganglion. Related: Gangliac, ganglial, gangliar, ganglious. The larger ones are plexuses (see plexus).[ganglia etymology, ganglia origin, 英语词源]
ependymayoudaoicibaDictYouDict
"The thin membrane of glial cells lining the ventricles of the brain and the central canal of the spinal cord", Late 19th century: from Greek ependuma, from ependuein 'put on over'.