adjective
Definition: Having a surface that is not shiny or glossy, often appearing flat or dull.
Example: The walls were painted in a mat color to create a calm atmosphere.
intransitive verb
Definition: To become tangled or interwoven into a thick mass.
Example: The fibers began to mat together after being wet for too long.
noun
Definition: A small flat piece of material used to protect a surface or to provide a decorative base for objects like lamps or dishes.
Example: She placed a beautiful mat under the vase to enhance its appearance.
transitive verb
Definition: To cover or protect something with a mat, or to create a thick mass by interweaving materials.
Example: She decided to mat the picture before framing it to give it a finished look.