Noun
(firefighting) An area to which access is restricted because it is contaminated with radiation or a chemical or biological biohazard.
An area where fighting or hostilities are likely to erupt.
An apparatus for growing crystals at very hot temperatures.
Used other than figuratively or idiomatically: see hot, zone.
Source: en.wiktionary.orgShe also appeared on Isidingo, Skeem Saam, Lithapo, On The Couch, The Hot Zone. Source: Internet
There was a bit in The Hot Zone about how a virus wants to be spread. Source: Internet