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Nist

4 lettersnounrare

Updated June 2026

Definition

An acronym for the National Institute of Standards and Technology, the US federal body responsible for measurement science, standards, and technology policy for industry and government.

The laboratory calibrated its equipment in accordance with NIST recommendations.

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Wordle

Four high-frequency Wordle letters N, I, S, T with no repeats, making this a strong letter-testing guess.

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Scrabble

Worth 4 points but invalid in standard Scrabble as a proper noun or acronym.

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