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U___________
Definitions
Not suitable for breathing.
Word origin
From un- + breathable.
Used in a sentence
“The atmosphere on Venus is an unbreathable mixture of carbon dioxide and sulphuric acid, amongst other things.”
“The air was not just thick, it was unbreathable.”
“an unbreathable fabric”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer0 curated clues
No curated clues for unbreathable yet.