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English definition of “stem”

stem

verb [T]     /stem/ (-mm-)
to stop something unwanted from spreading or increasing: These measures are designed to stem the rise of violent crime. We must take action to stem the tide of resignations.Causing something to endComing to an end to stop the flow of a liquid such as blood: She tied a handkerchief around the wound to stem the flow of blood.Causing something to endComing to an endMovement of liquids
(Definition of stem verb from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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