Physical structure includes man-made and natural arrangments
Built structures are a subset of physical structures resulting from construction.
The arrangement of and relations between the parts or elements of something complex.
It can also be a building or other object constructed from several part.
Software structure
The high level structures of a software system ,
the discipline of creating such structures,and
the doncumantation of these structures. The set
of structures is needed for the software to work.
Social Structure
is the system socioeconomic stratification.
chemical structures
determination includes a chemist's specifying the molecular molecular geometry
body structure
skeletal structure frames the overall shape of
the body and does not alter much over a time