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Medical Dictionary

infusion

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noun in·fusion \in-ˈfyü-zhən\

Medical Definition of infusion

  1. 1a:  the introducing of a solution (as of glucose or salt) especially into a vein; also :  the solution so usedb (1):  the steeping or soaking usually in water of a substance (as a plant drug) in order to extract its soluble constituents or principles—compare decoction 1 (2):  the liquid extract obtained by this process

  2. 2:  a watery suspension of decaying organic material <culturing soil amebas in lettuce infusion>





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