- (n.) The liquid escaping or exuded.
- (n.) The act of pouring out; as, effusion of water, of blood, of grace, of words, and the like.
- (n.) That which is poured out, literally or figuratively.
- (n.) The escape of a fluid out of its natural vessel, either by rupture of the vessel or by exudation through its walls. It may pass into the substance of an organ or issue upon a free surface.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). effusion. Retrieved September 20, 2026, from http://smartdefine.org/effusion/definitions/2001817 |
| Chicago | Webster's. 2011. "effusion" http://smartdefine.org/effusion/definitions/2001817 (accessed September 20, 2026). |
| Harvard | Webster's 2011, effusion, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/effusion/definitions/2001817>. |
| MLA | Webster's. "effusion" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/effusion/definitions/2001817> |