subzero

/ sʌbˈzɪərəʊ /

adjective

1. (esp of temperature) lower or less than zero

Example Sentences

To further protect against subzero temperatures, both ships had double doors attached to all hatches and ladderways.

Read more on Literature

His filming locations have sometimes led to grueling shoots in inhospitable conditions: 12,000 feet above sea level with rattlesnakes and harsh weather for “Hostiles,” and subzero temperatures for “The Pale Blue Eye,” where Cooper searched tirelessly for a tree with a branch that extended parallel to the ground to fit the film’s narrative.

Read more on Los Angeles Times

They crossed rivers on bamboo rafts hacked through thick undergrowth, and trudged on in subzero cold.

Read more on BBC

Subzero temperatures and high winds in the winter mean hypothermia can set quickly if someone is lost or injured.

Read more on The Wall Street Journal

Finland, Sweden and Norway, all sharing a border with Russia, have long prepared to fight a land war in subzero temperatures.

Read more on The Wall Street Journal