Atmospheric region with a "hole" (10 letters) — Crossword Helper

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The Clue

Atmospheric region with a "hole" (10 letter answer)

The Answer

OZONELAYER

Tags

atmospheric covering hole ozonelayer purportedly region shield weakening

Notes

The answer OZONELAYER is so rare that it appears less than once every 2500 puzzles.

Related Clues

Covering with a hole in it
Purportedly weakening shield