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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. What Is the Diffusion Process and How Does It Work?

    Nov 19, 2025 · Diffusion is a fundamental process describing the net movement of atoms or molecules from an area of higher concentration to an area of lower concentration. This passive …

  3. Diffusion | Definition & Examples | Britannica

    Oct 31, 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 …

  4. 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.

  5. Diffusion Definition - BYJU'S

    “Diffusion is the movement of molecules from a region of higher concentration to a region of lower concentration down the concentration gradient.” Read on to explore what is diffusion and the …

  6. 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’. …

  7. 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. …

  8. 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.

  9. Diffusion - Simple - Facilitated - TeachMePhysiology

    May 5, 2025 · Cell membranes are “selectively permeable”. This means that they allow the movement of some molecules freely across them, but do not allow the free passage of …

  10. 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 …