What is the difference between a Leader, Supervisor and a Manager?

The3 words (or titles) are often seen being used interchangeably.

Here is the commonly implied interpretation: 

According to the idea of transformational leadership , an effective leader is a person who Creates an inspiring vision of the future (and then) Motivates and inspires people to engage with that vision.

Manager is the one who directs a business or other enterprise and, controls resources and expenditures

Supervisor is a person in the first-line management who monitors and regulates employees in their performance of assigned or delegated tasks.

So,

The Leader's job is to inspire, and motivate. 

The Manager's job is to Plan, Organize and Coordinate.

The Supervisor's job is to oversee workers or the work done by others.

In hierarchical positioning of certain entity manager is above supervisor and leader where the command of chain start thus decision maker. The supervisor is receiver and carrier of the command feed to the leader and subordinate for the implementation of  decision and supervise to ensure that the command properly comply. The leader lead subordinates to executes the command into realization. Therefore each has specific significance role in a team  from decision maker to carrier feeder to executioner ( chain of command determine differences).

manager: someone who put plan for all activities that keep smooth running

supervisor: some one who check instruction implement

leader:some one who play instruction 

Manager - a job title

Leader - an aspect of character

Supervisor - a job title

Supervisor is a kind of junior manager.  Usually the role involves the day-to-day management of a small team without many the other responsibilities typical of management (e.g. hiring & firing, planning, finance, etc.)

All of them have different priorities but one thing in common which is to Manage.1. Leader is the one who become ideal for employees or team members and people love to follow him. Leader can be a manager and a supervisor. Leader is not specially a job position but its rather an attribute towards dealing with your direct reporting employees. 2. Manager is specifically a position and its main role is to support directors in their plannings while managing and implementing the plannings they were given to by taking employees into accountability. 3. Supervisor are the one who directly interacts with the employee and only have a limited access or no access at all in impacting the planning and implementation. They are responsible to make employees get the job done. They are mostly working with first line employees like labors.