unknown

word

/ənˈnoʊn/
uhn-NOHN
/ʌnnˈəʊn/
uhn-NOHN

Definition

Not known, identified, or understood. It can describe a person, thing, cause, place, or fact that people do not know yet.

Usage & Nuances

Common in everyday, academic, and technical English. Often appears before a noun: 'unknown person', 'unknown cause'. It can also follow linking verbs: 'The result is still unknown'. Don't confuse it with 'strange' or 'unfamiliar': 'unknown' means not known, not necessarily unusual.

Example Sentences

The cause of the fire is still unknown.

basic

The name of the man is unknown.

basic

They walked into an unknown city.

basic

At that point, the future was completely unknown.

natural

She prefers traveling to places that feel a little unknown.

natural

An unknown number kept calling me last night.

natural