What is the definition of constituting?

Answer 1

constitute on the Web:

• form or compose; "This money is my only income"; "The stone wall was the backdrop for the performance"; "These constitute my entire belonging ...
• appoint: create and charge with a task or function; "nominate a committee"
• form: to compose or represent:"This wall forms the background of the stage setting"; "The branches made a roof"; "This makes a fine introduction"
• establish: set up or lay the groundwork for; "establish a new department"
  wordnetweb.princeton.edu/perl/webwn
• To cause to stand; to establish; to enact; To make up; to compose; to form; To appoint, depute, or elect to an office; to make and empower
  en.wiktionary.org/wiki/constitute
• To place the designation of a new unit on the official rolls of the United States Army.
  en.wikipedia.org/wiki/Wikipedia:USMIL

Answer 2

A body of fundamental principles or established precedents according to which a state or other organization is acknowledged to be governed

A second meaning is: the physical well being of an animal or person. Example, she will survive the illness because she has a strong constitution.
Constition is not a word but constitution is. A constitution is a body of fundamental principles or established precedents according to which a state or other organization is acknowledged to be governed.

Answer 3

it is the formal document stating precisely how the power is to be shared.