Countertop (noun)

1. A flat surface installed on top of a cabinet or set of cabinets, used as a work surface.
2. A horizontal surface used for working, food preparation or as a serving area.
3. A surface installed in a kitchen, bathroom or workspace for a variety of purposes.
4. A horizontal surface that can be used for a variety of purposes, such as food preparation or as a desk.
5. A flat surface installed in a kitchen or bathroom as a work surface or area for appliances.

Origin:

From the english word counter + top, meaning 'a flat surface on top of a counter'.

Examples:

1. The kitchen renovation included new countertops in granite.
2. She prepared the meal on the countertop in the kitchen.
3. The bathroom renovation included a new countertop for the sink.
4. The countertop was made of a solid surface material for durability.
5. The workspace was upgraded with a new countertop for the desk and a new chair.