adjective

below 0°C.

strong winds and freezing temperatures

bitterly cold,cold,chill,chilling,frosty,frozen,glacial,wintry,sub-zero,raw,biting,piercing,penetrating,cutting,stinging,numbing,arctic,polar,Siberian,Baltic,gelid,brumal,rimy,algid,circumpolar

noun

the freezing point of water (0°C).

the temperature was well above freezing