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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 a gradient in …

  2. Diffusion | Definition & Examples | Britannica

    Dec 19, 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 familiar example is …

  3. 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.

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

    Aug 2, 2025 · Diffusion describes the net movement of particles from an area of higher concentration to an area of lower concentration. This process continues until particles are evenly distributed.

  5. Diffusion | Brilliant Math & Science Wiki

    Diffusion is the process by which concentration differences even out over time due to random movements. Qualitatively different from other motions in nature, diffusion gives us a baseline …

  6. 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 intrinsic …

  7. DIFFUSION Definition & Meaning - Merriam-Webster

    Jan 3, 2015 · 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.

  8. Diffusion Definition - Anatomy and Physiology II Key Term | Fiveable

    Diffusion is the process by which molecules move from an area of higher concentration to an area of lower concentration, driven by the principle of entropy.

  9. 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 …

  10. diffusion noun - Definition, pictures, pronunciation and usage notes ...

    Definition of diffusion noun from the Oxford Advanced Learner's Dictionary. (formal) the act of spreading something widely in all directions; the fact of being spread in all directions. (specialist) the act of …