Indistinguishable (9)
'indistinguishable' is the definition.
(synonyms)
This is all the clue.
(Other definitions for identical that I've seen before include "Exactly alike, the same in every detail" , "Selfsame" , "showing no change" , "Aid client to be the very same" , "Indistinguishable" .)
'indistinguishable' is the definition.
(similar in meaning)
This is the entire clue.
(Other definitions for same that I've seen before include "Identical, not different" , "Equal in amount or value" , "Identical or similar" , "Aforesaid" , "Ditto" .)