Construction train

Construction \Con*struc"tion\, n. [L. constructio: cf. F.
   construction.]
   1. The process or art of constructing; the act of building;
      erection; the act of devising and forming; fabrication;
      composition.
      [1913 Webster]

   2. The form or manner of building or putting together the
      parts of anything; structure; arrangement.
      [1913 Webster]

            An astrolabe of peculiar construction. --Whewell.
      [1913 Webster]

   3. (Gram.) The arrangement and connection of words in a
      sentence; syntactical arrangement.
      [1913 Webster]

            Some particles . . . in certain constructions have
            the sense of a whole sentence contained in them.
                                                  --Locke.
      [1913 Webster]

   4. The method of construing, interpreting, or explaining a
      declaration or fact; an attributed sense or meaning;
      understanding; explanation; interpretation; sense.
      [1913 Webster]

            Any person . . . might, by the sort of construction
            that would be put on this act, become liable to the
            penalties of treason.                 --Hallam.
      [1913 Webster]

            Strictly, the term [construction] signifies
            determining the meaning and proper effect of
            language by a consideration of the subject matter
            and attendant circumstances in connection with the
            words employed.                       --Abbott.
      [1913 Webster]

            Interpretation properly precedes construction, but
            it does not go beyond the written text. --Parsons.
      [1913 Webster]

   {Construction of an equation} (Math.), the drawing of such
      lines and figures as will represent geometrically the
      quantities in the equation, and their relations to each
      other.

   {Construction train} (Railroad), a train for transporting men
      and materials for construction or repairs.
      [1913 Webster]