flashlight
Học thuậtThân thiện
Definition
Noun: A small, portable, handheld electric lamp powered by batteries, designed to produce a focused beam of light. It is typically used for illumination in dark conditions.
Usage
A "flashlight" is a common tool for providing light when and where it is needed. It is used by holding it in the hand and pressing a switch to turn the light on or off. * Always carry a flashlight when camping in case it gets dark. * I used my flashlight to look under the bed for my lost keys. * The power went out, so we need to find a flashlight.
Advanced Usage
- "To shine/flash a flashlight on something": To direct the beam of light from a flashlight onto a specific object or area.
- The police officer shone his flashlight on the car's license plate.
- The term can be used metaphorically to describe a sudden, brief insight or revelation.
- Her comment provided a flashlight of understanding in a very confusing debate.
Variants and Related Words
- Torch (noun): The common British English term for "flashlight".
- Flash (verb/noun): While related as the source of light, a "flash" is a sudden, brief burst of light, not a sustained beam from a portable lamp.
- Headlamp (noun): A light source worn on the head, leaving the hands free. It is a related but distinct portable light.
Synonyms
- Electric torch (formal)
- Hand lamp
Related Phrases
- Flashlight beam: The column of light emitted from the flashlight.
- The flashlight beam cut through the darkness of the cave.
- Flashlight app: A software application on a smartphone that uses the device's camera LED as a makeshift flashlight.
Noun
- a small portable battery-powered electric lamp