noun

tinfoil

aluminium foil, tin foil

Wrap the leftovers in tinfoil.

Wrap the leftovers in aluminium foil.

He made a hat out of tinfoil.

He made a hat out of tinfoil.

tinfoil (noun) a thin sheet of metal foil used for wrapping food Wrap the leftovers in tinfoil.

aluminium foil

A compound of 'tin' (the metal) and 'foil' (a thin sheet of metal).

Picture a thin 'foil' made of 'tin' used for wrapping food. Though now it's usually aluminium.

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