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effusion |
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effusion 1. the flow of a gas through a small aperture under pressure, esp when the density is such that the mean distance between molecules is large compared to the diameter of the aperture 2. Med a. the escape of blood or other fluid into a body cavity or tissue b. the fluid that has escaped effusion [e′fyü·zhən] (medicine) A pouring out of any fluid into a body cavity or tissue. (physical chemistry) The movement of a gas through an opening which is small as compared with the average distance which the gas molecules travel between collisions. (science and technology) The act or process of leaking or pouring out. Any material that is effused. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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