Critical Posted on 6th November 201523rd July 2021 by ThePD (The Project Definition) Critical means the greatest and highest importance thing. Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window) Related Posted in Controls, Management and tagged cpm, critical. ThePD (The Project Definition) ThePD has been developing the Preferred Project Definitions based on the actual project execution and operation experiences and knowledge with the Project Language, and sharing with you daily basis.