indistinguishable

US /ˌɪn.dɪˈstɪŋ.ɡwɪ.ʃə.bəl/
UK /ˌɪn.dɪˈstɪŋ.ɡwɪ.ʃə.bəl/
"indistinguishable" picture
1.

indistinguibile, identico

not able to be identified as different or distinct

:
The twins were almost indistinguishable.
I gemelli erano quasi indistinguibili.
The fake banknotes were indistinguishable from the real ones.
Le banconote false erano indistinguibili da quelle vere.