Source : Webster's Revised Unabridged Dictionary (1913)

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.