n. - Added to a substantive as an attribute; of the nature of an adjunct; as, an adjective word or sentence.
n. - Not standing by itself; dependent.
n. - Relating to procedure.
n. - A word used with a noun, or substantive, to express a quality of the thing named, or something attributed to it, or to limit or define it, or to specify or describe a thing, as distinct from something else. Thus, in phrase, "a wise ruler," wise is the adjective, expressing a property of ruler.
n. - A dependent; an accessory.
v. t. - To make an adjective of; to form or change into an adjective.