protective covering
nounUK /prəˈtɛktɪv ˈkʌvərɪŋ/
US /prəˈtɛktɪv ˈkʌvərɪŋ/
A thing you put over something to keep it safe.
The turtle has a hard shell as a protective covering.
OTHER MEANINGS
2. A layer that keeps something from getting damaged or dirty.
The plastic protective covering kept the new sofa clean.
3. Something in nature that shields a plant or animal.
The thick bark is a protective covering for the tree.
4. A material used to wrap something for safety.
Workers wore a protective covering over their clothes.