subfreezing

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adjective

Colder than the freezing point of water; below zero degrees Celsius or 32 degrees Fahrenheit.

“The arctic cold front brought subfreezing temperatures, snow, freezing rain and treacherous driving conditions.”

OriginEnglish freezing ← Latin sub- →
Scrabble 26
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Meanings

adjectivesubfreezing (not comparable)
  1. not comparableColder than the freezing point of water; below zero degrees Celsius or 32 degrees Fahrenheit.

    The arctic cold front brought subfreezing temperatures, snow, freezing rain and treacherous driving conditions.

    1 more example

    A subfreezing December 1955 wind blows whistle steam past cab as J-5a 5439 with the Queen City yells for a Dayton (O.) crossing.

    1959, Steam's Finest Hour, edited by David P. Morgan, Kalmbach Publishing Co., page 20 (photo caption)

Origin

  1. Latinsub
  2. Latinsub-
  3. Englishsub-
  4. Englishfreezing
  5. Englishsubfreezing

From sub- + freezing.

Full word history & related roots →
Cite this entry
APA

subfreezing. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/subfreezing

MLA

“subfreezing.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/subfreezing. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “subfreezing,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/subfreezing.

Source: subfreezing on Wiktionary, CC BY-SA 4.0.