Is UNKNOWN a valid Scrabble word?

Yes. UNKNOWN is valid in Collins Scrabble Words 2024, the word list used for Scrabble in the UK.

What UNKNOWN means

• adjective - Not known; unidentified; not well known.
• noun - A variable (usually x, y or z) whose value is to be found.
• verb - past participle of unknow

Definitions come from Wiktionary via kaikki.org, shortened to fit, and are used under CC BY-SA 4.0.

Gramlet is a daily word game played with the same Collins list. Play today's board.