IPA: /ˈkʊkər/
KK: /ˈkʊkər/
A device or appliance used for cooking food, or a person who prepares meals.
The cooker is heating up the soup for dinner.
**Cooker** → The word 'cooker' is formed from 'cook' (from Old English *coc*, meaning to prepare food) and '-er' (meaning a person or thing that performs an action). A cooker is a device or person that prepares food.
Think of someone who 'prepares food' ('cook') and the '-er' indicating a person or thing that does this action. A cooker is simply something that cooks.