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aluminum foil

aluminum foil

17 1.1
A thin sheet of metal used to wrap or cover food for cooking and storage
  • noun
  • /əˈluːmənəm fɔɪl/
  • US
translation icon : papel de aluminio
  • I keep it in the fridge wrapped in aluminum foil, but I decided against it.
  • aluminum foil wrap
  • aluminum foil or plastic

Oh, put two clips in a pipe and some balls and aluminum foil.

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Examples

  • So pack some Saran wrap or aluminum foil so you can waterproof your food.

    Blog text (33)
  • Samples were stored in glass vials wrapped in aluminum foil and analyzed straight away.

    Academic text (2018)
  • First of all, this piece of aluminium foil is too small.

  • Do you have any aluminum foil?

  • You wrap this stuff up in aluminum foil.

  • The box is wrapped in aluminum foil and is kept warm for nine hours.

    Academic text (1994)
  • My mother never buys aluminum foil or plastic wrap.

    Academic text (1998)
  • I just put some of the aluminum foil in there so the sauce doesn't leak.

  • Peggy scoots over to the table and hands me something wrapped in aluminum foil.

    Fiction book (2000)
  • To keep the food fresh, wrap it in aluminum foil before storing it.

Synonyms

foil
vsaluminum foil
94 2.8

A very thin sheet of metal used to wrap or cover food

is the specific kitchen version made from a single light metal for food use
tinfoil
vsaluminum foil
  • Archaic
17 1.8

A thin sheet of metal, often made of tin, that you use to wrap food

is specifically the modern light-metal product used for wrapping and insulation
tin foil
vsaluminum foil
5 1.0

A thin sheet of metal used to wrap or cover food

is that same sheet made from a particular light metal for cooking and insulation

How Thick

armor plate
  • Specialized
1 4.9
sheet metal
  • Specialized
9 3.4
aluminum foil
  • US
17 1.1
gold leaf
6 4.3

Surface Forms

Morphology

aluminum + foil

The meaning is directly and transparently derived from combining 'aluminum' (a metal) with 'foil' (a very thin metal sheet): together they denote thin sheets of aluminum used for wrapping or covering. This is a literal, compositional compound found across languages, so a B1 learner who knows both constituents would readily infer the MWE's meaning.

Etymology

Aluminum foil names a very thin sheet of aluminum called a foil, a shiny metal you can fold like paper and use as a 'wrapper'. That's why the phrase means the shiny metal wrap used to cover, cook, and store food.