Tupperware
trademark
Tup·per·ware
ˈtə-pər-ˌwer 
—used for plastic food storage containers with tight-fitting lids
Cite this Entry
“Tupperware.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Tupperware. Accessed 29 Nov. 2025.
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