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Definition of subzero
subzero
/ˌsʌbˈzɪroʊ/
(UK: sub-zero)
sub · ze · ro
subzero Lexical Profile
CEFR
B2
Grade
6
Tier
2
Usage
Top 10k
Syllables
3
subzero Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Less than zero; specifically, indicating a temperature below zero degrees on a given scale (such as Celsius or Fahrenheit).
Example
"The expedition team wore specialized thermal gear to survive the subzero temperatures in the Arctic."
Synonyms
View all synonyms for subzero Antonyms
View all antonyms for subzero• Rhymes for subzero
Cite this Entry
Wordmom. (2026). Definition of Subzero. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/subzero