- (n.) The act of passing by osmosis through animal membranes, as in the distribution of poisons, gases, etc., through the body. Unlike absorption, diffusion may go on after death, that is, after the blood ceases to circulate.
- (n.) The act of diffusing or the state of being diffused; a spreading; extension; dissemination; circulation; dispersion.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). diffusion. Retrieved September 21, 2026, from http://smartdefine.org/diffusion/definitions/1997553 |
| Chicago | Webster's. 2011. "diffusion" http://smartdefine.org/diffusion/definitions/1997553 (accessed September 21, 2026). |
| Harvard | Webster's 2011, diffusion, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/diffusion/definitions/1997553>. |
| MLA | Webster's. "diffusion" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/diffusion/definitions/1997553> |