A cooker is a large metal device for cooking food using gas or electricity. A cooker usuallyconsists of a grill, an oven, and some gas or electric rings.
[British]
...a gas cooker.
2. See also pressure cooker
regional note: in AM, usually use stove
cooker in British English
(ˈkʊkə)
noun
1.
an apparatus, usually of metal and heated by gas, electricity, oil, or solid fuel, for cooking food; stove