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  1. 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.

  2. 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 …

  3. 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.

  4. 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’.

  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, Causes, Significance, Examples

    Nov 11, 2024 · What is Diffusion? 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 …

  7. DIFFUSION | definition in the Cambridge English Dictionary

    Diffusion is also the way light spreads when it is reflected from a rough surface or passed through a translucent substance (= substance that allows only some light to pass through). The research looks …

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

    Oct 4, 2019 · 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 a solid, liquid …

  9. Diffusion - Definition, Examples, Types, Factors effecting & Causes

    Jul 9, 2024 · Diffusion is the natural movement of particles from an area of high concentration to one of low concentration, driven by differences in concentration or energy levels.

  10. Diffusion - Definition and Examples - Biology Online Dictionary

    Mar 18, 2022 · Diffusion is the passive movement of molecules or particles from an area of higher concentration to an area of lower concentration. The concentration gradient incites them to diffuse.