adjective
Definition: Relating to something that is added to another thing, often to enhance or support it, but not essential to it.
Example: The doctor recommended adjunctive therapy to help with the main treatment.
noun
Definition: A word or phrase that connects two similar parts in a sentence or adds something extra, often used in grammar or to describe additional substances.
Example: In the recipe, salt is an adjunctive that enhances the flavor of the dish.