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osmosis

noun [U] (LIQUID)
 
 
/ɒzˈməʊ.sɪs/ US  /ɑːzˈmoʊ-/ specialized

Definition

the process in plants and animals by which a liquid moves gradually from one part of the body or the plant to another through a membrane (= cell covering): Fluid flows back into the tiny blood vessels by osmosis.Physical and chemical processes osmotic
 
 
/-ˈmɒt.ɪk/ US  /-ˈmɑː.t̬ɪk/ adjective [before noun]
an osmotic processPhysical and chemical processes
(Definition of osmosis noun (LIQUID) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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