Heterogeneous Posted on 15th November 20156th September 2020 by ThePD (The Project Definition) Heterogeneous means that something made up of parts or things that are different (Opposite of the Homogeneous) 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 Substance and tagged chemistry, substance. 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.