What does sub-zero mean?
Sub-zero means (of a temperature) below 0°C; freezing cold.
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Pronunciation varies by accent · adjective
(of a temperature) below 0°C; freezing cold.
Several days of sub-zero temperatures caused icicles up to 1.5 metres long to form in tunnels across Greater Manchester, Lancashire and Cumbria.
Use sub-zero when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Sub-zero means (of a temperature) below 0°C; freezing cold.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Several days of sub-zero temperatures caused icicles up to 1.5 metres long to form in tunnels across Greater Manchester, Lancashire and Cumbria.
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