Artificial language (3)
'artificial language' is the definition.
(Esperanto is an example)
This is all the clue.
(Other definitions for esperanto that I've seen before include "Artificial speech-form" , "contrived speech" , "Dr Zamenhof's language" , "composite language" , "largely unknown language" .)
'artificial language' is the definition.
(Ido is an example)
This is all the clue.
(Other definitions for ido that I've seen before include "International language" , "Say yes in marriage" , "Wedding response" , "Marriage response" , "Required affirmative in wedding ceremony" .)