arrangement and organization of interrelated elements in an object or system, or the object or system so organized

In science, structure is a fundamental concept. It means the arrangement of parts. Examples are the organs in a body, or crystals in a substance like granite.[1]

Schematic atomic structure

A structure may refer to buildings, machines and similar things made by people as well as to a rock or a mineral, atoms or sentences. It always reflects the hierarchy of its parts.

  1. "Accurate and Reliable Dictionary". Archived from the original on 2011-07-07. Retrieved 2011-03-06.