What does "unidentifiable" mean?

Difficult, if not impossible, to identify or name

Unidentifiable

Common synonyms include: complete anonymity, faceless, indistinguishable, nonidentifying trait, unattributable, undistinguishable.

adj

adj ·Rare ·Advanced level

Adjective

Adjective

"At midnight Tom awoke to loud, unidentifiable noises coming from the bedroom upstairs."

From un- + identifiable.