Source : Webster's Revised Unabridged Dictionary (1913)

Adjective \Ad"jec*tive\, v. t. [imp. & p. p. {Adjectived}; p.
   pr. & vb. n. {Adjectiving}.]
   To make an adjective of; to form or change into an adjective.
   [R.]

         Language has as much occasion to adjective the distinct
         signification of the verb, and to adjective also the
         mood, as it has to adjective time. It has . . .
         adjectived all three.                    --Tooke.

Adjective \Ad"jec*tive\ ([a^]d"j[e^]k*t[i^]v), a. [See
   {Adjective}, n.]
   1. Added to a substantive as an attribute; of the nature of
      an adjunct; as, an adjective word or sentence.

   2. Not standing by itself; dependent.

   {Adjective color}, a color which requires to be fixed by some
      mordant or base to give it permanency.

   3. Relating to procedure. ``The whole English law,
      substantive and adjective.'' --Macaulay.

Adjective \Ad"jec*tive\, n. [L. adjectivum (sc. nomen), neut. of
   adjectivus that is added, fr. adjicere: cf. F. adjectif. See
   {Adject}.]
   1. (Gram.) 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.

   2. A dependent; an accessory. --Fuller.

Source : WordNet®

adjective
     adj 1: of or relating to or functioning as an adjective;
            "adjectival syntax"; "an adjective clause" [syn: {adjectival}]
     2: applying to methods of enforcement and rules of procedure;
        "adjective law" [syn: {procedural}] [ant: {substantive}]

adjective
     n 1: a word that expresses an attribute of something
     2: the word class that qualifies nouns