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oven

oven /ˈʌvən/ noun
plural ovens
oven
/ˈʌvən/
noun
plural ovens
Britannica Dictionary definition of OVEN
[count]
: a piece of cooking equipment that is used for baking or roasting food
see picture at kitchen; see also convection oven, dutch oven, microwave oven, toaster oven

have a bun in the oven

see bun

like an oven

informal
: very hot