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Word of the Day Wednesday, June 10, 2026

sandbox

/ˈsændbɒks/ noun · British & US
Valid in UKValid in US
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What does sandbox mean?

noun

A box or container filled with sand, used for children to play in, or a software development environment that mimics a production environment for testing and experimentation.

Example

"The kids spent the afternoon playing in the sandbox."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for sandbox

Rhymes with sandbox

Etymologically related