The "U" of UV rays

4 Down5 lettersFriday, 09 January 2026

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rays
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About this clue

This clue appeared in the NYT Mini crossword on Friday, 09 January 2026. The answer ULTRA is a 5-letter entry.

This answer appears frequently in crosswords. View ULTRA answer history →

Frequently asked questions

What is the answer to "The "U" of UV rays"?
ULTRA
How many letters is the answer to "The "U" of UV rays"?
The answer has 5 letters.
When was this clue last seen?
This clue last appeared in the NYT Mini crossword on .
Has this crossword clue appeared before?
Yes. Variations of this clue have appeared 7 other times.

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