Meaning of “tinfoil” in the English Dictionary

british dictionary

"tinfoil" in British English

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tinfoilnoun [ U ]

uk /ˈtɪn.fɔɪl/ us /ˈtɪn.fɔɪl/

shiny, metal material, as thin as paper, that is used especially for wrapping food in order to store it or cook it

(Definition of “tinfoil” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"tinfoil" in American English

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tinfoilnoun [ U ]

us /ˈtɪnˌfɔɪl/

foil

(Definition of “tinfoil” from the Cambridge Academic Content Dictionary © Cambridge University Press)