The action of passing through a filter; the action of percolating or seeping through a porous medium. Also in extended use.
| 单词 | θ108838 | 
| 释义 | the world > movement > motion in a certain direction > movement over, across, through, or past > 			[noun]		 > through any medium or space > passing through a porous medium > movement similar to (1)		 filtration1644 The action of passing through a filter; the action of percolating or seeping through a porous medium. Also in extended use.  | 
	
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