air cleaner

Thân thiện

An air cleaner sits on a desk next to a computer.

Definition

1. Noun:
   • A device that filters and purifies air: An air cleaner is a mechanical device designed to remove contaminants such as dust, pollen, smoke, and other particulate matter from the air within a room or enclosed space. It functions by drawing air in, passing it through one or more filters, and then circulating the cleaned air back into the environment.

Examples of Usage

• Noun:
  • We bought an air cleaner for the living room to help with my allergies.
  • The air cleaner effectively removes pet dander from the air.
  • It's important to change the filter in your air cleaner regularly for optimal performance.

Advanced Usage

• "to run/operate an air cleaner": to have the device actively filtering the air.
  • We run the air cleaner in the bedroom all night for better sleep.

Variants and Related Words

• Air purifier (n): A common synonym for air cleaner, often used interchangeably.
  • An air purifier can be essential for people with asthma.

Synonyms

• Air purifier: A device for purifying air.
• Air filter: A component or device that removes particles from air; sometimes used to refer to the entire cleaning unit.

Học thuật

Noun

1. a filter that removes dust from the air that passes through it

Từ đồng nghĩa

• air filter