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Definition of filtration noun from the Oxford Advanced Learner's Dictionary

filtration

noun
 
/fɪlˈtreɪʃn/
 
/fɪlˈtreɪʃn/
[uncountable] (chemistry)
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  1. the process of filtering a liquid or gas
    • a filtration system
See filtration in the Oxford Advanced American DictionarySee filtration in the Oxford Learner's Dictionary of Academic English
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