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English definition of “Tupperware”

Tupperware

noun [U] uk   /ˈtʌp.ə.weər/ us    /-ɚ.wer/ trademark
plastic containers, usually for storing food, and usually having lids that fit tightlyPreserving and storing food
(Definition of Tupperware from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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