what is a pyro

Pyro is a prefix that denotes fire, heat, or high temperature. It can also be used as a slang term to refer to a person who has a compulsion to set fires, or a pyromaniac. In general, the term "pyro" is associated with fire and heat, and is often used in scientific or technical contexts to describe things that are caused or obtained by fire or heat, such as pyromania or pyroelectricity. In informal contexts, it may be used to describe someone who is obsessed with fire or enjoys playing with fire.