The definition for project, "a temporary endeavor undertaken to create a unique product, service, or result" as per PMBOK 3.0 published by Project Management Institute. This definition highlights two most important attributes of any project.
1. Project is a temporary activity. It has defined life time which can vary. I.e. few hours, few months for hundreds of years.
2. Project is unique. Each project has its own characteristics and change from other projects with different dimensions such as scope, organization, stakeholders, sponsors, activities, deliverables etc.
