Plural of diffusion; multiple instances or types of the process by which particles or molecules gradually spread throughout a medium.
Plural of diffusion, formed by adding -s. Diffusion itself comes from Latin diffusio, the noun form of diffundere 'to pour out' with the nominalization suffix -io.
In biology, there are multiple types of diffusions—simple diffusion, facilitated diffusion, and osmosis—each following slightly different rules but all driven by molecules seeking equilibrium.
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