(a.) Of or pertaining to sleet; characterized by sleet; as, a sleety storm; sleety weather.

Siberian algid arctic below zero biting bitter bitterly cold bleak boreal brisk brumal cold cold as charity cold as death cold as ice cold as marble crisp cutting freezing freezing cold frigid gelid glacial hibernal hiemal hyperborean ice-cold ice-encrusted icelike icy inclement keen nipping nippy numbing penetrating piercing pinching raw rigorous severe sharp slushy snappy stone-cold subzero supercooled winterbound winterlike wintery wintry