Source : Webster's Revised Unabridged Dictionary (1913)

Architecture \Ar"chi*tec`ture\ (?; 135), n. [L. architectura,
   fr. architectus: cf. F. architecture. See {Architect}.]
   1. The art or science of building; especially, the art of
      building houses, churches, bridges, and other structures,
      for the purposes of civil life; -- often called civil
      architecture.

            Many other architectures besides Gothic. --Ruskin.

   3. Construction, in a more general sense; frame or structure;
      workmanship.

            The architecture of grasses, plants, and trees.
                                                  --Tyndall.

            The formation of the first earth being a piece of
            divine architecture.                  --Burnet.

   {Military architecture}, the art of fortifications.

   {Naval architecture}, the art of building ships.

Source : WordNet®

architecture
     n 1: an architectural product or work
     2: the discipline dealing with the principles of design and
        construction and ornamentation of fine buildings;
        "architecture and eloquence are mixed arts whose end is
        sometimes beauty and sometimes use"
     3: the profession of designing buildings and environments with
        consideration for their esthetic effect
     4: (computer science) the structure and organization of a
        computer's hardware or system software; "the architecture
        of a computer's system software" [syn: {computer
        architecture}]

Source : Free On-Line Dictionary of Computing

architecture
     
         Design, the way components fit together.  The
        term is used particularly of {processors}, both individual and
        in general.  "The {ARM} has a really clean architecture".  It
        may also be used of any complex system, e.g. "software
        architecture", "network architecture".
     
        (1995-05-02)