Housing for the removal of coarse bulk solids from liquid, air, or gas: Element is a basket covered with a screen of a given mesh.
Basket shaped strainer with holes allowing water to drain while catching food or other solids. Can also be closed to fill the sink with water.
Basket-shaped strainer with holes and a slot that fits the sink drain to allow water to run out but to catch food or other solids before they can enter the sewage system.
Basket-shaped strainer with holes and a slot that fits into the sink drain to allow water to run out but to catch food prior to entering the drain.
A basket-like sink strainer with holes that allow water to drain while catching solids. Also can be closed to plug the drain.
A device with holes inserted into a drain opening that allows water to pass through, but catches most solids. For a kitchen sink, take a look at the Whitehaus Collection 3 1/2' Basket Strainer.