This clue appeared in the NYT Crossword on Thursday, March 26, 2026 (20 Across). The answer is hidden below until you want it. Thursday puzzles often have a trick, such as a rebus (several letters in one square) or answers that bend the rules.
Answer length: 3 squares
First letter
S _ _
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About the answer
SPF as a word: Initialism of sun protection factor. [An indication of how long a sunscreen remains effective when applied to the skin.]; Initialism of single point of failure. [A component in a device, or a point in a network, that, if it were to fail, would cause the entire device or network ....
SPF has been an answer 5 times in the NYT Crossword and Mini since March 1, 2026.
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