" ultrahot "

1: having a notably high temperature;

  * e.g., " ... ultrahot by any standard, a bolt of lightning can attain a temperature of 50,000 degrees Fahrenheit "

•  Synonyms : 

•  ardent,

•  boiling,

•  broiling,

•  burning,

•  fervent,

•  fervid,

•  fiery,

•  hot,

•  piping hot,

•  red,

•  red-hot,

•  roasting,

•  scalding,

•  scorching,

•  searing,

•  sultry,

•  superheated,

•  sweltering,

•  torrid,

•  white-hot

•  Antonyms : 

•  algid,

•  arctic,

•  bitter,

•  bone-chilling,

•  cold,

•  freezing,

•  frigid,

•  frozen,

•  glacial,

•  ice-cold,

•  iced,

•  icy