Definition of "Structure" :

noun: a thing constructed; a complex entity constructed of many parts

"The structure consisted of a series of arches."

noun: the manner of construction of something and the arrangement of its parts

"Artists must study the structure of the human body."

noun: a particular complex anatomical part of a living thing and its construction and arrangement

"He has good bone structure."

noun: the complex composition of knowledge as elements and their combinations

"His lectures have no structure."

noun: the people in a society considered as a system organized by a characteristic pattern of relationships

"Sociologists have studied the changing structure of the family."

verb: give a structure to

"I need to structure my days."