'Constructive' definitions:

Definition of 'constructive'

From: WordNet
adjective
Constructing or tending to construct or improve or promote development; "constructive criticism"; "a constructive attitude"; "a constructive philosophy"; "constructive permission" [ant: destructive]
adjective
Emphasizing what is laudable or hopeful or to the good; "constructive criticism"

Definition of 'Constructive'

From: GCIDE
  • Constructive \Con*struct"ive\, a. [Cf. F. constructif.]
  • 1. Having ability to construct or form; employed in construction; as, to exhibit constructive power. [1913 Webster]
  • The constructive fingers of Watts. --Emerson. [1913 Webster]
  • 2. Derived from, or depending on, construction, inference, or interpretation; not directly expressed, but inferred. [1913 Webster]
  • 3. helpful; promoting improvement; intended to help; as, constructive criticism; constructive suggestions. Contrasted with destructive. [PJC]
  • 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. [1913 Webster]