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X-ray units (crossword clue)

4 squares · NYT Crossword · February 15, 2026 · The answer stays hidden until you tap it

This clue appeared in the NYT Crossword on Sunday, February 15, 2026 (134 Across). The answer is hidden below until you want it. Sunday puzzles are large (21 by 21) and themed, about as hard as a Wednesday or Thursday.

Answer length: 4 squares

First letter

R _ _ _

First and last letters

R _ _ S

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About the answer

RADS as a word: (metrology) A non-SI unit of absorbed dose of radiation, equal to 0.01 gray, that is, 1 centigray; (slang, dated) Clipping of radical (“excellent”). [Favoring fundamental change, or change at the root cause of a matter.].

RADS has been an answer once in the NYT Crossword and Mini puzzles we have on file, which go back to October 23, 2025.

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