Definition of subzero in English:

subzero

Syllabification: sub·ze·ro
Pronunciation: /ˌsəbˈzi(ə)rō
 
/

adjective

  • 1Below zero on the Fahrenheit scale (-18 Celsius); very cold.
  • 1.1Below zero on the Celsius scale; below freezing.
    More example sentences
    • It can feel relatively warm, even in sub-zero temperatures, if the sky is clear and the sun is shining, while a higher temperature can feel relatively cool if accompanied by a biting cold wind.
    • In very heavy seas, gales, blizzards and sub-zero temperatures and darkness six people including a girl aged 12 were rescued.
    • The battle was fought on a freezing cold Palm Sunday, with soldiers facing blizzards and sub-zero temperatures.

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into Spanish
Word of the day maelstrom
Pronunciation: ˈmeɪlstrəm
noun
a powerful whirlpool in the sea