Definition of "Organization" :
noun: the act of forming or establishing something
"He still remembers the organization of the club."
noun: the activity or result of distributing or disposing persons or things properly or methodically
"His organization of the work force was very efficient."
noun: the act of organizing a business or an activity related to a business
"He was brought in to supervise the organization of a new department."
noun: an ordered manner; orderliness by virtue of being methodical and well organized
"His compulsive organization was not an endearing quality."
noun: an organized structure for arranging or classifying
"The facts were familiar but it was in the organization of them that he was original."
noun: a group of people who work together
noun: the persons (or committees or departments etc.) who make up a body for the purpose of administering something