Meaning of the word unknown in English

What does unknown mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

unknown

US /ʌnˈnoʊn/

UK /ʌnˈnəʊn/

not known or familiar

Example:

•

The cause of the accident is still unknown.

•

She ventured into unknown territory.

Synonym:

unfamiliar unidentified unexplored mysterious

Antonym:

known familiar

an unknown person or thing

Example:

•

The letter was sent by an unknown.

•

We are dealing with too many unknowns in this equation.

Synonym:

mystery enigma puzzle

Antonym:

known familiar