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  1. Diffusion - Wikipedia

    Diffusion is the net movement of anything (for example, atoms, ions, molecules, energy) generally from a region of higher concentration to a region of lower concentration. Diffusion is driven by …

  2. Diffusion | Definition & Examples | Britannica

    Sep 18, 2025 · Diffusion, process resulting from random motion of molecules by which there is a net flow of matter from a region of high concentration to a region of low concentration. A …

  3. Diffusion: Definition and How Does it Occur (with Diagram)

    Nov 21, 2023 · Diffusion is defined as the movement of atoms, ions, and molecules from a region of high concentration to a region of low concentration, or ‘down their concentration gradient’. …

  4. Diffusion – Definition, Causes, Significance, Examples

    Nov 11, 2024 · Diffusion is a fundamental process involving the movement of particles, such as atoms, ions, or molecules, from an area of higher concentration to one of lower concentration. …

  5. Diffusion - Definition, Examples and Types | Biology Dictionary

    Apr 27, 2017 · Diffusion is a physical process that refers to the net movement of molecules from a region of high concentration to one of lower concentration. The material that diffuses could be …

  6. DIFFUSION | definition in the Cambridge English Dictionary

    DIFFUSION meaning: 1. the action of spreading in many directions: 2. (of a gas or liquid) the process of spreading…. Learn more.

  7. What is the process of diffusion? - BBC Bitesize

    Discover what the process of diffusion is and how substances move from an area of high concentration to lower concentration in this Chemistry Bitesize guide.

  8. Diffusion - GeeksforGeeks

    Jul 23, 2025 · Diffusion is the process of movement of solutes and molecules from a higher concentration to a lower concentration across the membrane. This process is caused by the …

  9. DIFFUSION Definition & Meaning - Merriam-Webster

    The meaning of DIFFUSION is the state of being spread out or transmitted especially by contact : the action of diffusing. How to use diffusion in a sentence.

  10. Diffusion - Simple - Facilitated - TeachMePhysiology

    May 5, 2025 · Diffusion is the movement of a molecule down a concentration gradient, from an area of its high concentration to an area of its low concentration. This process is passive, i.e. it …