cat litter (or American English: kitty litter) refers to granulated, absorbent material, often clay, placed in a box for cats to use as a toilet. It is an uncountable noun.
Key characteristics and usage:
- Purpose: To absorb cat waste and control odors.
- Composition: Commonly made from pulverized clay, such as bentonite or fuller's earth.
- Alternative terms: "Kitty litter" is a common and affectionate term used, especially in American English.
- Context: You would buy or "buy more cat litter" to "fill this [cat litter tray]".
Origin of the word "litter":
- The word "litter" originally referred to bedding.
- It was later extended to a group of young animals, like "a litter of kittens" (newborns).
- It also refers to any material strewn about or trash