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Proving ground Newsday Crossword Clue

Across clue · from the August 1, 2026 puzzle

Stuck on “Proving ground” from the Newsday Crossword? Here is the verified answer:

Answer
LAB
3 letters · Across · last seen August 1, 2026

More clues from the August 1, 2026 puzzle

Light structures9 Long-term aspirations8 About 27,000 gallons on the farm8 Earth's largest active erupter8 What Q was added to, circa 19703 Map name near Shell Key4 Moved with blades5 Cooled or refreshed6 Crib sheet user3 Enter8 Believer's covering5 Pillar of Islam4