Wiki Extradural cystic mass

Aren't they synonymous?

EPIDURAL (adjective)

Meaning:

On or outside the dura mater

Classified under:

Relational adjectives (pertainyms)

Synonyms:

epidural; extradural
(Pertainym):

dura mater (the outermost (and toughest) of the 3 meninges)
 
Top