unnamed
adj.-
1 anonymous or withheld (adj.) B2 Upper Intermediate Academic Formalused when you do not want to say the name of a person or group, often to protect them.
referring to a person or entity whose identity is known to the speaker or writer but is intentionally withheld from the audience.
ExampleAn unnamed source at the company told the newspaper about the secret plans.
ExampleThe report cited several unnamed officials who claimed that the policy had been drafted without proper legal consultation.
UsageOften used in journalism and formal reports to protect the identity of whistleblowers or witnesses.
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2 lacking a name (adj.) B2 Upper Intermediatedescribes something that has not been given a name yet.
lacking a formal name or designation; often used for geographical features or newly discovered objects.
ExampleThe hikers followed an unnamed path that led deep into the forest.
ExampleAstronomers recently discovered an unnamed planet orbiting a star in a distant galaxy, currently identified only by a serial number.
UsageUsually placed before the noun it describes.
From un- + named.