unidentified
adjectiveUK /ˌʌn.aɪˈden.tɪ.faɪd/
US /ˌʌn.aɪˈden.tə.faɪd/
Not known or named yet.
The police are looking for an unidentified man.
OTHER MEANINGS
2. Not yet discovered or found.
Scientists found an unidentified plant in the forest.
3. Not recognized as a particular person or thing.
An unidentified flying object appeared in the sky.
4. Whose name is kept secret.
The money came from an unidentified donor.