shelf
nounUK /ʃelf/
US /ʃelf/
A flat board where you put things like books or toys.
She put the storybook back on the shelf.
OTHER MEANINGS
2. A narrow flat piece of rock sticking out from a cliff or mountain.
The goats climbed along a rocky shelf.
3. A flat area of land under the sea near the coast.
Fish swim above the continental shelf.
4. A flat surface in a fridge or oven where you place food.
He moved the milk to the top shelf of the fridge.