aluminium foil
Học thuậtThân thiện
Definition
Noun: A very thin, flexible sheet made of aluminum, used primarily for wrapping food, covering containers during cooking, and for other household and industrial purposes where a moisture-resistant, heat-conductive barrier is needed.
Usage
"Aluminium foil" is an uncountable noun. It refers to the material itself, not a single sheet. To refer to a single piece, you can say "a piece/sheet of aluminium foil" or "some aluminium foil."
Examples
- Please wrap the leftover pizza in aluminium foil before putting it in the refrigerator.
- Cover the baking dish with aluminium foil to prevent the top from burning.
- We need to buy a new roll of aluminium foil for the kitchen.
Advanced Usage
- In some contexts, especially in laboratory or technical settings, "aluminium foil" can be specified by its thickness or grade (e.g., heavy-duty aluminium foil).
- The term is often used in instructions for cooking techniques like "to tent with aluminium foil," which means to loosely cover food with a foil dome.
Variants and Related Words
- Aluminum foil (noun): The standard spelling and term used in American English. It is synonymous with "aluminium foil."
- Tin foil (noun): A dated term that originated when foil was made from tin. Modern "tin foil" is almost always actually aluminium foil, but the old name persists colloquially.
- Foil (noun): Can be used informally as a short form, but "foil" alone can also refer to other thin metal sheets or a type of sword. Context is key (e.g., "kitchen foil" is clear).
Synonyms
- Kitchen foil: A common synonym that specifies its primary use.
- Silver foil: A colloquial term based on its appearance, though it is not made of silver.
Related Phrases
- Foil packet: A cooking method where food is sealed inside a folded pouch made of aluminium foil and then baked or grilled.
- We cooked the fish and vegetables in a foil packet on the barbecue.
- Foil-lined: Describes a container or item that has a layer of aluminium foil attached to its interior for protection or easy cleanup.
- Use a foil-lined tray for roasting to make cleaning easier.