sub-zero
Americanadjective
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indicating or recording lower than zero on some scale, especially on the Fahrenheit scale.
a week of sub-zero temperatures.
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characterized by or appropriate for sub-zero temperatures.
sub-zero climates; sub-zero clothing for the exploration.
Etymology
Origin of sub-zero
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Hundreds also took part in a protest in sub-zero temperatures in Chicago.
From BBC • Jan. 25, 2026
That strike, at dawn on January 9, left half the capital without heating and many residents without electricity for days in sub-zero temperatures.
From Barron's • Jan. 20, 2026
This time, due to the sub-zero temperature and because Bodo play on an artificial surface, he chose to take up the option of holding a session at the 8,500-capacity Aspmyra Stadion.
From Barron's • Jan. 19, 2026
A homeless man has said it is "disgusting" a Manchester hotel refused him entry, on a night when the city faced sub-zero temperatures, due to being homeless.
From BBC • Jan. 9, 2026
He was behind his curtain now, looking down at himself freezing under the impact of water in sub-zero winds.
From "Native Son" by Richard Wright
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
