This clue appeared in the NYT Crossword on Monday, March 30, 2026 (18 Down). The answer is hidden below until you want it. Monday puzzles are the easiest of the week, so the clue is likely a plain definition.
Answer length: 4 squares
First letter
S _ _ _
First and last letters
S _ _ E
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About the answer
SINE as a word: (trigonometry, mathematics) In a right triangle, the ratio of the length of the side opposite an angle to the length of the hypotenuse; (genetics) Acronym of short interspersed element, a type of retrotransposon in genomics.
SINE has been an answer 3 times in the NYT Crossword and Mini since January 10, 2026.
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