What does subzero mean?
Below freezing point, typically at or below 0°C (32°F).
Example
"The subzero temperatures made it difficult to work outside."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
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subzero
/ˈsʌbˈziːroʊ/
adjective · British & US
Valid in UKValid in US