Explain Posted on 10th November 201527th July 2021 by ThePD (The Project Definition) Explain means to make something clear or easy to understand by describing or giving information about it. 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 General and tagged communication. 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.