Read the dictionary definition of coating. All definitions for this word.
1. the work of applying something
1. the doctor prescribed a topical application of iodine
2. a complete bleach requires several applications
3. the surface was ready for a coating of paint
2. a thin layer covering something
1. a second coat of paint
3. a heavy fabric suitable for coats
4. a decorative texture or appearance of a surface (or the substance that gives it that appearance)
1. the boat had a metallic finish
2. he applied a coat of a clear finish
3. when the finish is too thin it is difficult to apply evenly