electric fan
Học thuậtThân thiện
Definition
- Noun:
- A fan run by an electric motor: An "electric fan" is a device used to create a flow of air for cooling or ventilation, powered by electricity. It consists of rotating blades attached to a hub, driven by an electric motor.
Usage
- The term "electric fan" is used to distinguish this common household and industrial appliance from manually operated fans (like hand fans) or other types of powered fans. It is a standard, countable noun.
Examples
- Noun:
- The room was stuffy, so she turned on the electric fan.
- Most modern electric fans have multiple speed settings.
- We bought a new electric fan for the office.
Advanced Usage
- While "electric fan" is the precise term, in everyday conversation, the word "fan" alone is often understood to mean an electric fan when the context is clear (e.g., "Turn on the fan.").
- The term can be specified further based on design: , , , .
Variants and Related Words
- Fan (n): A general term for any device that creates a current of air. In modern contexts, it often implies an electric fan.
- Blower (n): Often refers to a fan that produces a stronger, more directed stream of air, commonly used in industrial or heating/cooling systems.
- Ventilator (n): A device or system for circulating fresh air, which may incorporate an electric fan.
Synonyms
- Electric blower: Emphasizes the function of moving air.
- Cooling fan: Highlights the primary purpose of providing cooling.
Related Phrases
- To turn on/off the fan: To start or stop the operation of the electric fan.
- It's getting hot; please turn on the fan.
- Fan speed: Refers to the rate at which the blades rotate, controlling the airflow intensity.
- Adjust the fan speed to a lower setting for less noise.
Noun
- a fan run by an electric motor