Is UNION a valid Scrabble word?

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

What UNION means

• noun - The act of uniting or joining two or more things into one.
• adjective - Belonging to, represented by, or otherwise pertaining to a labour union.
• verb - To combine sets using the union operation.

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

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