Source : Webster's Revised Unabridged Dictionary (1913)

Constructive \Con*struct"ive\, a. [Cf. F. constructif.]
   1. Having ability to construct or form; employed in
      construction; as, to exhibit constructive power.

            The constructive fingers of Watts.    --Emerson.

   2. Derived from, or depending on, construction or
      interpretation; not directly expressed, but inferred.

   {Constructive crimes} (Law), acts having effects analogous to
      those of some statutory or common law crimes; as,
      constructive treason. Constructive crimes are no longer
      recognized by the courts.

   {Constructive notice}, notice imputed by construction of law.
      

   {Constructive trust}, a trust which may be assumed to exist,
      though no actual mention of it be made.