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# foil

«foil» in Mova's school dictionary: **Metal, usually aluminium, made into a very thin sheet…** — its meaning for a pupil, its sense in the lessons and examples, with 3 sentences of Mova's corpora that use it.

### part of speech

noun (foil — uncountable; a foil — a fencing sword); verb (foil, foils, foiled, foiling)

### meaning for a pupil

1) Metal, usually aluminium, made into a very thin sheet, used to wrap and cook food. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/F/foil/#m1)

2) As a verb, to stop someone from doing a bad plan: "The police foiled the robbery." [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/F/foil/#m2)

3) A light thin sword used in the sport of fencing. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/F/foil/#m3)

### sense in the lessons

In everyday life, foil keeps sandwiches fresh and covers food in the oven. In science, foil is a metal, so it conducts electricity and reflects heat. In safety, never put foil in a microwave — it can spark. In stories, heroes foil the villain's plans. Phrases: tin foil, aluminium foil, kitchen foil, foil a plan, foiled again.

### examples

- Wrap the sandwiches in foil. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/F/foil/#x1)
- Cover the dish with foil and bake it. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/F/foil/#x2)
- Never put foil in the microwave. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/F/foil/#x3)
- The detective foiled the thief's plan. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/F/foil/#x4)
- "Foiled again!" shouted the villain. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/F/foil/#x5)
- Foil is a good conductor of electricity. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/F/foil/#x6)
- Once more she went to her Fairy-godmother who, astonished that her plan had been foiled, now told her to ask for another gown the colour of the moon. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/F/foil/#x7)

### note

As a material it is uncountable: "some foil", "a sheet of foil". Spelling: British "aluminium", American "aluminum". "Tin foil" is a common name, but it is usually aluminium, not tin. Regular verb: foiled.

### In the corpora

- [And a clever trick with foil, baking soda and hot water can even turn the black tarnish on silver back into silver.](https://md.mova.elamur.ai/free/en/corpora/school/chemistry/14-tarnish-and-how-metals-change/7/)
- [Metal, including foil and metal spoons, must never go into a microwave.](https://md.mova.elamur.ai/free/en/corpora/school/everyday/38-simple-cooking-and-breakfast/13/)
- [Use only microwave-safe dishes: metal, foil and gold rims make sparks and can start a fire.](https://md.mova.elamur.ai/free/en/corpora/school/everyday/106-kitchen-floors-food-safety-and-the-microwave/10/)

### Trees and pragmatics

[Every meaning and example of «foil» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/F/foil/), each sentence with its dependency tree and frames.