sub-zero

[ suhb-zeer-oh ]
See synonyms for sub-zero on Thesaurus.com
adjective
  1. indicating or recording lower than zero on some scale, especially on the Fahrenheit scale: a week of sub-zero temperatures.

  2. characterized by or appropriate for sub-zero temperatures: sub-zero climates; sub-zero clothing for the exploration.

Origin of sub-zero

1

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use sub-zero in a sentence

British Dictionary definitions for subzero

subzero

/ (sʌbˈzɪərəʊ) /


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

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012