Foundation level · Year 4 · free
unknown
adjective · Say it: un-NOHN
What it means
Foundationnot known about or not familiar
The name of the person who left flowers at school remained unknown.
Similar and opposite words
Synonyms (similar meaning)
- mysterious
- unfamiliar
- unidentified
Antonyms (opposite meaning)
- familiar
- famous
- known
More examples
- Explorers sailed across the sea to reach unknown lands.
Where the word comes from
It is made from 'un-' meaning not and 'known'.
Try a quick question
One question about “unknown”, the way 11+ papers ask it (Foundation level).