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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 | 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.

  3. 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 …

  4. DIFFUSION | English meaning - Cambridge Dictionary

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

  5. DIFFUSION Definition & Meaning | Dictionary.com

    DIFFUSION definition: the act of diffusing or state of being diffused. See examples of diffusion used in a sentence.

  6. 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 …

  7. diffusion noun - Definition, pictures, pronunciation and usage …

    Definition of diffusion noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

  8. DIFFUSION definition and meaning | Collins English Dictionary

    Diffusion is the movement of a solute in a solvent, which is controlled by a gradient in concentration. Diffusion of a solute in a solvent is caused by a concentration gradient. …

  9. Diffusion Definition - Anatomy and Physiology II Key Term

    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.

  10. 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 …