What is Architectural Design?

Definitions:

1)"The art or practice of designing and constructing buildings."

~Oxford dictionary (apple widget)

2) "Concept that focuses on the components or elements of a structure or system and unifies them into a coherent and functional whole, according to a particular approach in achieving the objective(s) under the given constraints or limitations. See also behavioral design."

~businessdictionary.com

3)"Architecture design refers to the actual design and layout of spaces."

~www.wisegeek.com/what-is-architecture-design.htm